fix standalone errors

add transfer rate

Update definitions.json

update test error text

update validation error

fix undefined validation

switch claim signing order, update claim object

update workflow docker

tests (paychan + escrow)

add ic gateway (test)

add faucet

update sdk

fixup git-workflow

.github/workflows/nodejs.yml

@@ -102,7 +102,7 @@ jobs:
 
     services:
       rippled:
-        image: natenichols/rippled-standalone:latest
+        image: gcr.io/metaxrplorer/dangell7-iouescrow-standalone:1
         ports:
           - 6006:6006
         options: --health-cmd="wget localhost:6006 || exit 1" --health-interval=5s --health-retries=10 --health-timeout=2s
@@ -153,7 +153,7 @@ jobs:
 
     services:
       rippled:
-        image: natenichols/rippled-standalone:latest
+        image: gcr.io/metaxrplorer/dangell7-iouescrow-standalone:1
         ports:
           - 6006:6006
         options: --health-cmd="wget localhost:6006 || exit 1" --health-interval=5s --health-retries=10 --health-timeout=2s

.vscode/settings.json

@@ -1,11 +1,12 @@
 {
     "editor.tabSize": 2,
     "cSpell.words": [
-        "Multisigned",
-        "Setf",
         "hostid",
+        "Multisigned",
         "preauthorization",
-        "secp256k1"
+        "secp256k1",
+        "Setf",
+        "xchain"
     ],
     "[javascript]": {
         "editor.defaultFormatter": "esbenp.prettier-vscode",

create_validate.py

@@ -0,0 +1,118 @@
+"""
+Helper script to write `validate` methods for transactions.
+"""
+import sys
+
+
+NORMAL_TYPES = ["number", "string"]
+NUMBERS = ["0", "1"]
+
+
+def main():
+    model_name = sys.argv[1]
+    filename = f"./packages/xrpl/src/models/transactions/{model_name}.ts"
+    model, tx_name = get_model(filename)
+    return process_model(model, tx_name)
+
+
+# Extract just the model from the file
+def get_model(filename):
+    model = ""
+    started = False
+    ended = False
+    with open(filename) as f:
+        for line in f:
+            if ended:
+                continue
+            if not started and not line.startswith("export"):
+                continue
+            if not started and "Flags" in line:
+                continue
+            if not started:
+                started = True
+            model += line
+            if line == '}\n':
+                ended = True
+
+    lines = model.split("\n")
+    name_line = lines[0].split(" ")
+    tx_name = name_line[2]
+    return model, tx_name
+
+# Process the model and build the `validate` method
+
+def get_if_line_param_part(param: str, param_type: str):
+    if param_type in NORMAL_TYPES:
+        return f"typeof tx.{param} !== \"{param_type}\""
+    elif param_type in NUMBERS:
+        return f"tx.{param} !== {param_type}"
+    else:
+        return f"!is{param_type}(tx.{param})"
+
+
+def process_model(model, tx_name):
+    output = ""
+
+    for line in model.split("\n"):
+        if line == "":
+            continue
+        if line.startswith("export"):
+            continue
+        if line == "}":
+            continue
+        line = line.strip()
+
+        if line.startswith("TransactionType"):
+            continue
+        if line.startswith("Flags"):
+            continue
+
+        split = line.split(" ")
+        param = split[0].strip("?:")
+        param_types = split[1:]
+        optional = split[0].endswith("?:")
+
+        if optional:
+            if_line = f"  if(tx.{param} !== undefined && "
+        else:
+            output += f"  if (tx.{param} == null) {{\n"
+            output += f"    throw new ValidationError('{tx_name}: missing field {param}')\n"
+            output +=  "  }\n\n"
+            if_line = "  if("
+
+        if len(param_types) == 1:
+            param_type = param_types[0]
+            if_line += get_if_line_param_part(param, param_type)
+        else:
+            i = 0
+            if_outputs = []
+            while i < len(param_types):
+                param_type = param_types[i]
+                if_outputs.append(get_if_line_param_part(param, param_type))
+                i += 2
+            if_line += "(" + " && ".join(if_outputs) + ")"
+        if_line += ") {\n"
+
+        output += if_line
+        output += f"    throw new ValidationError('{tx_name}: invalid field {param}')\n"
+        output +=  "  }\n\n"
+
+    output = output[:-1]
+    output += "}\n"
+
+    output = f"""/**
+ * Verify the form and type of a {tx_name} at runtime.
+ *
+ * @param tx - A {tx_name} Transaction.
+ * @throws When the {tx_name} is malformed.
+ */
+export function validate{tx_name}(tx: Record<string, unknown>): void {{
+  validateBaseTransaction(tx)
+
+""" + output
+
+    return output
+
+
+if __name__ == "__main__":
+    print(main())

package-lock.json

@@ -17129,7 +17129,8 @@
       }
     },
     "packages/ripple-binary-codec": {
-      "version": "1.4.2",
+      "version": "1.5.0-beta.0",
+      "integrity": "sha512-XMRCbFXyG+dGp3x7tMs9IwA+FVWPPaGjdHYW2+g4Q/WQJqFp5MRED+jjOBOUafmrW4TUsOn1PEEdbB4ozWbDBw==",
       "license": "ISC",
       "dependencies": {
         "assert": "^2.0.0",
@@ -17175,7 +17176,7 @@
         "https-proxy-agent": "^5.0.0",
         "lodash": "^4.17.4",
         "ripple-address-codec": "^4.2.4",
-        "ripple-binary-codec": "^1.4.2",
+        "ripple-binary-codec": "^1.5.0-beta.0",
         "ripple-keypairs": "^1.1.4",
         "ws": "^8.2.2"
       },
@@ -30596,7 +30597,7 @@
         "node-polyfill-webpack-plugin": "^2.0.1",
         "react": "^18.2.0",
         "ripple-address-codec": "^4.2.4",
-        "ripple-binary-codec": "^1.4.2",
+        "ripple-binary-codec": "^1.5.0-beta.0",
         "ripple-keypairs": "^1.1.4",
         "typedoc": "^0.23.24",
         "ws": "^8.2.2"

packages/ripple-binary-codec/package.json

@@ -1,6 +1,6 @@
 {
   "name": "ripple-binary-codec",
-  "version": "1.4.2",
+  "version": "1.5.0-beta.0",
   "description": "XRP Ledger binary codec",
   "files": [
     "dist/*",
@@ -22,8 +22,8 @@
   "scripts": {
     "build": "tsc -b && copyfiles ./src/enums/definitions.json ./dist/enums/",
     "clean": "rm -rf ./dist && rm -rf tsconfig.tsbuildinfo",
-    "prepare": "npm run build && npm test",
-    "test": "jest --verbose false --silent=false ./test/*.test.js",
+    "prepare": "npm test",
+    "test": "npm run build && jest --verbose false --silent=false ./test/*.test.js",
     "lint": "eslint . --ext .ts --ext .test.js"
   },
   "repository": {

packages/ripple-binary-codec/src/binary.ts

@@ -11,6 +11,7 @@ import { STObject } from './types/st-object'
 import { JsonObject } from './types/serialized-type'
 import { Buffer } from 'buffer/'
 import bigInt = require('big-integer')
+import { AmountObject } from './types/amount'
 
 /**
  * Construct a BinaryParser
@@ -95,7 +96,7 @@ function signingData(
  */
 interface ClaimObject extends JsonObject {
   channel: string
-  amount: string | number
+  amount: AmountObject
 }
 
 /**
@@ -105,16 +106,19 @@ interface ClaimObject extends JsonObject {
  * @returns the serialized object with appropriate prefix
  */
 function signingClaimData(claim: ClaimObject): Buffer {
-  const num = bigInt(String(claim.amount))
   const prefix = HashPrefix.paymentChannelClaim
   const channel = coreTypes.Hash256.from(claim.channel).toBytes()
-  const amount = coreTypes.UInt64.from(num).toBytes()
-
   const bytesList = new BytesList()
-
   bytesList.put(prefix)
   bytesList.put(channel)
-  bytesList.put(amount)
+  if (typeof claim.amount === 'string') {
+    const num = bigInt(String(claim.amount))
+    const amount = coreTypes.UInt64.from(num).toBytes()
+    bytesList.put(amount)
+  } else {
+    const amount = coreTypes.Amount.from(claim.amount).toBytes()
+    bytesList.put(amount)
+  }
   return bytesList.toBytes()
 }
 

packages/ripple-binary-codec/src/enums/definitions.json

@@ -21,6 +21,8 @@
     "UInt192": 21,
     "UInt384": 22,
     "UInt512": 23,
+    "Issue": 24,
+    "XChainBridge": 25,
     "Transaction": 10001,
     "LedgerEntry": 10002,
     "Validation": 10003,
@@ -34,8 +36,11 @@
     "Ticket": 84,
     "SignerList": 83,
     "Offer": 111,
+    "Bridge": 105,
     "LedgerHashes": 104,
     "Amendments": 102,
+    "XChainClaimID": 113,
+    "XChainCreateAccountClaimID": 116,
     "FeeSettings": 115,
     "Escrow": 117,
     "PayChannel": 120,
@@ -231,6 +236,16 @@
         "type": "UInt8"
       }
     ],
+    [
+      "WasLockingChainSend",
+      {
+        "nth": 19,
+        "isVLEncoded": false,
+        "isSerialized": true,
+        "isSigningField": true,
+        "type": "UInt8"
+      }
+    ],
     [
       "LedgerEntryType",
       {
@@ -761,6 +776,16 @@
         "type": "UInt32"
       }
     ],
+    [
+      "LockCount",
+      {
+        "nth": 49,
+        "isVLEncoded": false,
+        "isSerialized": true,
+        "isSigningField": true,
+        "type": "UInt32"
+      }
+    ],
     [
       "IndexNext",
       {
@@ -931,6 +956,36 @@
         "type": "UInt64"
       }
     ],
+    [
+      "XChainClaimID",
+      {
+        "nth": 20,
+        "isVLEncoded": false,
+        "isSerialized": true,
+        "isSigningField": true,
+        "type": "UInt64"
+      }
+    ],
+    [
+      "XChainAccountCreateCount",
+      {
+        "nth": 21,
+        "isVLEncoded": false,
+        "isSerialized": true,
+        "isSigningField": true,
+        "type": "UInt64"
+      }
+    ],
+    [
+      "XChainAccountClaimCount",
+      {
+        "nth": 22,
+        "isVLEncoded": false,
+        "isSerialized": true,
+        "isSigningField": true,
+        "type": "UInt64"
+      }
+    ],
     [
       "EmailHash",
       {
@@ -1421,6 +1476,36 @@
         "type": "Amount"
       }
     ],
+    [
+      "SignatureReward",
+      {
+        "nth": 29,
+        "isVLEncoded": false,
+        "isSerialized": true,
+        "isSigningField": true,
+        "type": "Amount"
+      }
+    ],
+    [
+      "MinAccountCreateAmount",
+      {
+        "nth": 30,
+        "isVLEncoded": false,
+        "isSerialized": true,
+        "isSigningField": true,
+        "type": "Amount"
+      }
+    ],
+    [
+      "LockedBalance",
+      {
+        "nth": 31,
+        "isVLEncoded": false,
+        "isSerialized": true,
+        "isSigningField": true,
+        "type": "Amount"
+      }
+    ],
     [
       "PublicKey",
       {
@@ -1761,6 +1846,66 @@
         "type": "AccountID"
       }
     ],
+    [
+      "OtherChainSource",
+      {
+        "nth": 18,
+        "isVLEncoded": true,
+        "isSerialized": true,
+        "isSigningField": true,
+        "type": "AccountID"
+      }
+    ],
+    [
+      "OtherChainDestination",
+      {
+        "nth": 19,
+        "isVLEncoded": true,
+        "isSerialized": true,
+        "isSigningField": true,
+        "type": "AccountID"
+      }
+    ],
+    [
+      "AttestationSignerAccount",
+      {
+        "nth": 20,
+        "isVLEncoded": true,
+        "isSerialized": true,
+        "isSigningField": true,
+        "type": "AccountID"
+      }
+    ],
+    [
+      "AttestationRewardAccount",
+      {
+        "nth": 21,
+        "isVLEncoded": true,
+        "isSerialized": true,
+        "isSigningField": true,
+        "type": "AccountID"
+      }
+    ],
+    [
+      "LockingChainDoor",
+      {
+        "nth": 22,
+        "isVLEncoded": true,
+        "isSerialized": true,
+        "isSigningField": true,
+        "type": "AccountID"
+      }
+    ],
+    [
+      "IssuingChainDoor",
+      {
+        "nth": 23,
+        "isVLEncoded": true,
+        "isSerialized": true,
+        "isSigningField": true,
+        "type": "AccountID"
+      }
+    ],
     [
       "Indexes",
       {
@@ -1811,6 +1956,36 @@
         "type": "PathSet"
       }
     ],
+    [
+      "LockingChainIssue",
+      {
+        "nth": 1,
+        "isVLEncoded": false,
+        "isSerialized": true,
+        "isSigningField": true,
+        "type": "Issue"
+      }
+    ],
+    [
+      "IssuingChainIssue",
+      {
+        "nth": 2,
+        "isVLEncoded": false,
+        "isSerialized": true,
+        "isSigningField": true,
+        "type": "Issue"
+      }
+    ],
+    [
+      "XChainBridge",
+      {
+        "nth": 1,
+        "isVLEncoded": false,
+        "isSerialized": true,
+        "isSigningField": true,
+        "type": "XChainBridge"
+      }
+    ],
     [
       "TransactionMetaData",
       {
@@ -2021,6 +2196,46 @@
         "type": "STObject"
       }
     ],
+    [
+      "XChainClaimProofSig",
+      {
+        "nth": 32,
+        "isVLEncoded": false,
+        "isSerialized": true,
+        "isSigningField": true,
+        "type": "STObject"
+      }
+    ],
+    [
+      "XChainCreateAccountProofSig",
+      {
+        "nth": 33,
+        "isVLEncoded": false,
+        "isSerialized": true,
+        "isSigningField": true,
+        "type": "STObject"
+      }
+    ],
+    [
+      "XChainClaimAttestationBatchElement",
+      {
+        "nth": 34,
+        "isVLEncoded": false,
+        "isSerialized": true,
+        "isSigningField": true,
+        "type": "STObject"
+      }
+    ],
+    [
+      "XChainCreateAccountAttestationBatchElement",
+      {
+        "nth": 35,
+        "isVLEncoded": false,
+        "isSerialized": true,
+        "isSigningField": true,
+        "type": "STObject"
+      }
+    ],
     [
       "Signers",
       {
@@ -2160,6 +2375,46 @@
         "isSigningField": true,
         "type": "STArray"
       }
+    ],
+    [
+      "XChainClaimAttestationBatch",
+      {
+        "nth": 21,
+        "isVLEncoded": false,
+        "isSerialized": true,
+        "isSigningField": true,
+        "type": "STArray"
+      }
+    ],
+    [
+      "XChainCreateAccountAttestationBatch",
+      {
+        "nth": 22,
+        "isVLEncoded": false,
+        "isSerialized": true,
+        "isSigningField": true,
+        "type": "STArray"
+      }
+    ],
+    [
+      "XChainClaimAttestations",
+      {
+        "nth": 23,
+        "isVLEncoded": false,
+        "isSerialized": true,
+        "isSigningField": true,
+        "type": "STArray"
+      }
+    ],
+    [
+      "XChainCreateAccountAttestations",
+      {
+        "nth": 24,
+        "isVLEncoded": false,
+        "isSerialized": true,
+        "isSigningField": true,
+        "type": "STArray"
+      }
     ]
   ],
   "TRANSACTION_RESULTS": {
@@ -2215,6 +2470,15 @@
     "temUNKNOWN": -264,
     "temSEQ_AND_TICKET": -263,
     "temBAD_NFTOKEN_TRANSFER_FEE": -262,
+    "temBAD_AMM_OPTIONS": -261,
+    "temBAD_AMM_TOKENS": -260,
+    "temEQUAL_DOOR_ACCOUNTS": -259,
+    "temBAD_XCHAIN_PROOF": -258,
+    "temSIDECHAIN_BAD_ISSUES": -257,
+    "temSIDECHAIN_NONDOOR_OWNER": -256,
+    "temXCHAIN_BRIDGE_BAD_MIN_ACCOUNT_CREATE_AMOUNT": -255,
+    "temXCHAIN_BRIDGE_BAD_REWARD_AMOUNT": -254,
+    "temXCHAIN_TOO_MANY_ATTESTATIONS": -253,
 
     "tefFAILURE": -199,
     "tefALREADY": -198,
@@ -2298,7 +2562,33 @@
     "tecCANT_ACCEPT_OWN_NFTOKEN_OFFER": 158,
     "tecINSUFFICIENT_FUNDS": 159,
     "tecOBJECT_NOT_FOUND": 160,
-    "tecINSUFFICIENT_PAYMENT": 161
+    "tecINSUFFICIENT_PAYMENT": 161,
+    "tecUNFUNDED_AMM": 162,
+    "tecAMM_BALANCE": 163,
+    "tecAMM_FAILED_DEPOSIT": 164,
+    "tecAMM_FAILED_WITHDRAW": 165,
+    "tecAMM_INVALID_TOKENS": 166,
+    "tecAMM_EXISTS": 167,
+    "tecAMM_FAILED_BID": 168,
+    "tecAMM_DIRECT_PAYMENT": 169,
+    "tecAMM_FAILED_VOTE": 170,
+    "tecBAD_XCHAIN_TRANSFER_ISSUE": 171,
+    "tecXCHAIN_NO_CLAIM_ID": 172,
+    "tecXCHAIN_BAD_CLAIM_ID": 173,
+    "tecXCHAIN_CLAIM_NO_QUORUM": 174,
+    "tecXCHAIN_PROOF_UNKNOWN_KEY": 175,
+    "tecXCHAIN_CREATE_ACCOUNT_NONXRP_ISSUE": 176,
+    "tecXCHAIN_WRONG_CHAIN": 177,
+    "tecXCHAIN_REWARD_MISMATCH": 178,
+    "tecXCHAIN_NO_SIGNERS_LIST": 179,
+    "tecXCHAIN_SENDING_ACCOUNT_MISMATCH": 180,
+    "tecXCHAIN_INSUFF_CREATE_AMOUNT": 181,
+    "tecXCHAIN_ACCOUNT_CREATE_PAST": 182,
+    "tecXCHAIN_ACCOUNT_CREATE_TOO_MANY": 183,
+    "tecXCHAIN_PAYMENT_FAILED": 184,
+    "tecXCHAIN_SELF_COMMIT": 185,
+    "tecXCHAIN_BAD_PUBLIC_KEY_ACCOUNT_PAIR": 186,
+    "tecPRECISION_LOSS": 187
   },
   "TRANSACTION_TYPES": {
     "Invalid": -1,
@@ -2330,6 +2620,14 @@
     "NFTokenCreateOffer": 27,
     "NFTokenCancelOffer": 28,
     "NFTokenAcceptOffer": 29,
+    "XChainCreateBridge": 40,
+    "XChainCreateClaimID": 41,
+    "XChainCommit": 42,
+    "XChainClaim": 43,
+    "XChainAccountCreateCommit": 44,
+    "XChainAddClaimAttestation": 45,
+    "XChainAddAccountCreateAttestation": 46,
+    "XChainModifyBridge": 47,
     "EnableAmendment": 100,
     "SetFee": 101,
     "UNLModify": 102

packages/ripple-binary-codec/src/types/index.ts

@@ -11,6 +11,7 @@ import { Currency } from './currency'
 import { Hash128 } from './hash-128'
 import { Hash160 } from './hash-160'
 import { Hash256 } from './hash-256'
+import { Issue } from './issue'
 import { PathSet } from './path-set'
 import { STArray } from './st-array'
 import { STObject } from './st-object'
@@ -19,6 +20,7 @@ import { UInt32 } from './uint-32'
 import { UInt64 } from './uint-64'
 import { UInt8 } from './uint-8'
 import { Vector256 } from './vector-256'
+import { XChainBridge } from './xchain-bridge'
 
 const coreTypes = {
   AccountID,
@@ -28,6 +30,7 @@ const coreTypes = {
   Hash128,
   Hash160,
   Hash256,
+  Issue,
   PathSet,
   STArray,
   STObject,
@@ -36,6 +39,7 @@ const coreTypes = {
   UInt32,
   UInt64,
   Vector256,
+  XChainBridge,
 }
 
 Object.values(Field).forEach((field) => {

packages/ripple-binary-codec/src/types/issue.ts

@@ -0,0 +1,96 @@
+import { BinaryParser } from '../serdes/binary-parser'
+
+import { AccountID } from './account-id'
+import { Currency } from './currency'
+import { JsonObject, SerializedType } from './serialized-type'
+import { Buffer } from 'buffer/'
+
+/**
+ * Interface for JSON objects that represent amounts
+ */
+interface IssueObject extends JsonObject {
+  currency: string
+  issuer?: string
+}
+
+/**
+ * Type guard for AmountObject
+ */
+function isIssueObject(arg): arg is IssueObject {
+  const keys = Object.keys(arg).sort()
+  if (keys.length === 1) {
+    return keys[0] === 'currency'
+  }
+  return keys.length === 2 && keys[0] === 'currency' && keys[1] === 'issuer'
+}
+
+/**
+ * Class for serializing/Deserializing Amounts
+ */
+class Issue extends SerializedType {
+  static readonly ZERO_ISSUED_CURRENCY: Issue = new Issue(Buffer.alloc(20))
+
+  constructor(bytes: Buffer) {
+    super(bytes ?? Issue.ZERO_ISSUED_CURRENCY.bytes)
+  }
+
+  /**
+   * Construct an amount from an IOU or string amount
+   *
+   * @param value An Amount, object representing an IOU, or a string
+   *     representing an integer amount
+   * @returns An Amount object
+   */
+  static from<T extends Issue | IssueObject>(value: T): Issue {
+    if (value instanceof Issue) {
+      return value
+    }
+
+    if (isIssueObject(value)) {
+      const currency = Currency.from(value.currency).toBytes()
+      if (value.issuer == null) {
+        return new Issue(currency)
+      }
+      const issuer = AccountID.from(value.issuer).toBytes()
+      return new Issue(Buffer.concat([currency, issuer]))
+    }
+
+    throw new Error('Invalid type to construct an Amount')
+  }
+
+  /**
+   * Read an amount from a BinaryParser
+   *
+   * @param parser BinaryParser to read the Amount from
+   * @returns An Amount object
+   */
+  static fromParser(parser: BinaryParser): Issue {
+    const currency = parser.read(20)
+    if (new Currency(currency).toJSON() === 'XRP') {
+      return new Issue(currency)
+    }
+    const currencyAndIssuer = [currency, parser.read(20)]
+    return new Issue(Buffer.concat(currencyAndIssuer))
+  }
+
+  /**
+   * Get the JSON representation of this Amount
+   *
+   * @returns the JSON interpretation of this.bytes
+   */
+  toJSON(): IssueObject {
+    const parser = new BinaryParser(this.toString())
+    const currency = Currency.fromParser(parser) as Currency
+    if (currency.toJSON() === 'XRP') {
+      return { currency: currency.toJSON() }
+    }
+    const issuer = AccountID.fromParser(parser) as AccountID
+
+    return {
+      currency: currency.toJSON(),
+      issuer: issuer.toJSON(),
+    }
+  }
+}
+
+export { Issue, IssueObject }

packages/ripple-binary-codec/src/types/xchain-bridge.ts

@@ -0,0 +1,128 @@
+import { BinaryParser } from '../serdes/binary-parser'
+
+import { AccountID } from './account-id'
+import { JsonObject, SerializedType } from './serialized-type'
+import { Buffer } from 'buffer/'
+import { Issue, IssueObject } from './issue'
+
+/**
+ * Interface for JSON objects that represent cross-chain bridges
+ */
+interface XChainBridgeObject extends JsonObject {
+  LockingChainDoor: string
+  LockingChainIssue: IssueObject | string
+  IssuingChainDoor: string
+  IssuingChainIssue: IssueObject | string
+}
+
+/**
+ * Type guard for XChainBridgeObject
+ */
+function isXChainBridgeObject(arg): arg is XChainBridgeObject {
+  const keys = Object.keys(arg).sort()
+  return (
+    keys.length === 4 &&
+    keys[0] === 'IssuingChainDoor' &&
+    keys[1] === 'IssuingChainIssue' &&
+    keys[2] === 'LockingChainDoor' &&
+    keys[3] === 'LockingChainIssue'
+  )
+}
+
+/**
+ * Class for serializing/deserializing XChainBridges
+ */
+class XChainBridge extends SerializedType {
+  static readonly ZERO_XCHAIN_BRIDGE: XChainBridge = new XChainBridge(
+    Buffer.concat([
+      Buffer.from([0x14]),
+      Buffer.alloc(40),
+      Buffer.from([0x14]),
+      Buffer.alloc(40),
+    ]),
+  )
+
+  static readonly TYPE_ORDER: { name: string; type: typeof SerializedType }[] =
+    [
+      { name: 'LockingChainDoor', type: AccountID },
+      { name: 'LockingChainIssue', type: Issue },
+      { name: 'IssuingChainDoor', type: AccountID },
+      { name: 'IssuingChainIssue', type: Issue },
+    ]
+
+  constructor(bytes: Buffer) {
+    super(bytes ?? XChainBridge.ZERO_XCHAIN_BRIDGE.bytes)
+  }
+
+  /**
+   * Construct a cross-chain bridge from a JSON
+   *
+   * @param value XChainBridge or JSON to parse into a XChainBridge
+   * @returns A XChainBridge object
+   */
+  static from<T extends XChainBridge | XChainBridgeObject>(
+    value: T,
+  ): XChainBridge {
+    if (value instanceof XChainBridge) {
+      return value
+    }
+
+    if (isXChainBridgeObject(value)) {
+      const bytes: Array<Buffer> = []
+      this.TYPE_ORDER.forEach((item) => {
+        const { name, type } = item
+        if (type === AccountID) {
+          bytes.push(Buffer.from([0x14]))
+        }
+        const object = type.from(value[name])
+        bytes.push(object.toBytes())
+      })
+      return new XChainBridge(Buffer.concat(bytes))
+    }
+
+    throw new Error('Invalid type to construct a XChainBridge')
+  }
+
+  /**
+   * Read a XChainBridge from a BinaryParser
+   *
+   * @param parser BinaryParser to read the XChainBridge from
+   * @returns A XChainBridge object
+   */
+  static fromParser(parser: BinaryParser): XChainBridge {
+    const bytes: Array<Buffer> = []
+
+    this.TYPE_ORDER.forEach((item) => {
+      const { type } = item
+      if (type === AccountID) {
+        parser.skip(1)
+        bytes.push(Buffer.from([0x14]))
+      }
+      const object = type.fromParser(parser)
+      bytes.push(object.toBytes())
+    })
+
+    return new XChainBridge(Buffer.concat(bytes))
+  }
+
+  /**
+   * Get the JSON representation of this XChainBridge
+   *
+   * @returns the JSON interpretation of this.bytes
+   */
+  toJSON(): XChainBridgeObject {
+    const parser = new BinaryParser(this.toString())
+    const json = {}
+    XChainBridge.TYPE_ORDER.forEach((item) => {
+      const { name, type } = item
+      if (type === AccountID) {
+        parser.skip(1)
+      }
+      const object = type.fromParser(parser).toJSON()
+      json[name] = object
+    })
+    return json as XChainBridgeObject
+  }
+}
+
+export { XChainBridge, XChainBridgeObject }

packages/ripple-binary-codec/test/fixtures/codec-fixtures.json

@@ -4435,20 +4435,207 @@
       }
     }
   ],
-  "transactions": [{
-    "binary": "1200002200000000240000003E6140000002540BE40068400000000000000A7321034AADB09CFF4A4804073701EC53C3510CDC95917C2BB0150FB742D0C66E6CEE9E74473045022022EB32AECEF7C644C891C19F87966DF9C62B1F34BABA6BE774325E4BB8E2DD62022100A51437898C28C2B297112DF8131F2BB39EA5FE613487DDD611525F17962646398114550FC62003E785DC231A1058A05E56E3F09CF4E68314D4CC8AB5B21D86A82C3E9E8D0ECF2404B77FECBA",
-    "json": {
-      "Account": "r3kmLJN5D28dHuH8vZNUZpMC43pEHpaocV",
-      "Destination": "rLQBHVhFnaC5gLEkgr6HgBJJ3bgeZHg9cj",
-      "TransactionType": "Payment",
-      "TxnSignature": "3045022022EB32AECEF7C644C891C19F87966DF9C62B1F34BABA6BE774325E4BB8E2DD62022100A51437898C28C2B297112DF8131F2BB39EA5FE613487DDD611525F1796264639",
-      "SigningPubKey": "034AADB09CFF4A4804073701EC53C3510CDC95917C2BB0150FB742D0C66E6CEE9E",
-      "Amount": "10000000000",
-      "Fee": "10",
-      "Flags": 0,
-      "Sequence": 62
+  "transactions": [
+    {
+      "binary": "1200002200000000240000003E6140000002540BE40068400000000000000A7321034AADB09CFF4A4804073701EC53C3510CDC95917C2BB0150FB742D0C66E6CEE9E74473045022022EB32AECEF7C644C891C19F87966DF9C62B1F34BABA6BE774325E4BB8E2DD62022100A51437898C28C2B297112DF8131F2BB39EA5FE613487DDD611525F17962646398114550FC62003E785DC231A1058A05E56E3F09CF4E68314D4CC8AB5B21D86A82C3E9E8D0ECF2404B77FECBA",
+      "json": {
+        "Account": "r3kmLJN5D28dHuH8vZNUZpMC43pEHpaocV",
+        "Destination": "rLQBHVhFnaC5gLEkgr6HgBJJ3bgeZHg9cj",
+        "TransactionType": "Payment",
+        "TxnSignature": "3045022022EB32AECEF7C644C891C19F87966DF9C62B1F34BABA6BE774325E4BB8E2DD62022100A51437898C28C2B297112DF8131F2BB39EA5FE613487DDD611525F1796264639",
+        "SigningPubKey": "034AADB09CFF4A4804073701EC53C3510CDC95917C2BB0150FB742D0C66E6CEE9E",
+        "Amount": "10000000000",
+        "Fee": "10",
+        "Flags": 0,
+        "Sequence": 62
+      }
+    },
+    {
+      "binary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
+      "json": {
+        "Account": "rHb9CJAWyB4rj91VRWn96DkukG4bwdtyTh",
+        "XChainBridge": {
+          "LockingChainDoor": "rGzx83BVoqTYbGn7tiVAnFw7cbxjin13jL",
+          "LockingChainIssue": {"currency": "XRP"},
+          "IssuingChainDoor": "r3kmLJN5D28dHuH8vZNUZpMC43pEHpaocV",
+          "IssuingChainIssue": {"currency": "XRP"}
+        },
+        "Fee": "10",
+        "Flags": 0,
+        "MinAccountCreateAmount": "10000",
+        "Sequence": 1,
+        "SignatureReward": "1000",
+        "SigningPubKey": "0330E7FC9D56BB25D6893BA3F317AE5BCF33B3291BD63DB32654A313222F7FD020",
+        "TransactionType": "XChainCreateBridge",
+        "TxnSignature": "30440220101BCA4B5B5A37C6F44480F9A34752C9AA8B2CDF5AD47E3CB424DEDC21C06DB702206EEB257E82A89B1F46A0A2C7F070B0BD181D980FF86FE4269E369F6FC7A27091"
+      }
+    },
+    {
+      "binary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
+      "json": {
+        "Account": "rHb9CJAWyB4rj91VRWn96DkukG4bwdtyTh",
+        "XChainBridge": {
+          "LockingChainDoor": "rGzx83BVoqTYbGn7tiVAnFw7cbxjin13jL",
+          "LockingChainIssue": {"currency": "XRP"},
+          "IssuingChainDoor": "r3kmLJN5D28dHuH8vZNUZpMC43pEHpaocV",
+          "IssuingChainIssue": {"currency": "XRP"}
+        },
+        "Fee": "10",
+        "Flags": 0,
+        "MinAccountCreateAmount": "10000",
+        "Sequence": 1,
+        "SignatureReward": "1000",
+        "SigningPubKey": "0330E7FC9D56BB25D6893BA3F317AE5BCF33B3291BD63DB32654A313222F7FD020",
+        "TransactionType": "XChainModifyBridge",
+        "TxnSignature": "3045022100D2CABC1B0E0635A8EE2E6554F6D474C49BC292C995C5C9F83179F4A60634B04C02205D1DB569D9593136F2FBEA7140010C8F46794D653AFDBEA8D30B8750BA4805E5"
+      }
+    },
+    {
+      "binary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
+      "json": {
+        "Account": "rHb9CJAWyB4rj91VRWn96DkukG4bwdtyTh",
+        "XChainBridge": {
+          "LockingChainDoor": "rGzx83BVoqTYbGn7tiVAnFw7cbxjin13jL",
+          "LockingChainIssue": {"currency": "XRP"},
+          "IssuingChainDoor": "r3kmLJN5D28dHuH8vZNUZpMC43pEHpaocV",
+          "IssuingChainIssue": {"currency": "XRP"}
+        },
+        "Fee": "10",
+        "Flags": 2147483648,
+        "OtherChainSource": "rGzx83BVoqTYbGn7tiVAnFw7cbxjin13jL",
+        "Sequence": 1,
+        "SignatureReward": "10000",
+        "SigningPubKey": "0330E7FC9D56BB25D6893BA3F317AE5BCF33B3291BD63DB32654A313222F7FD020",
+        "TransactionType": "XChainCreateClaimID",
+        "TxnSignature": "30440220247B20A1B9C48E21A374CB9B3E1FE2A7C528151868DF8D307E9FBE15237E531A02207C20C092DDCC525E583EF4AB7CB91E862A6DED19426997D3F0A2C84E2BE8C5DD"
+      }
+    },
+    {
+      "binary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
+      "json": {
+        "Account": "rHb9CJAWyB4rj91VRWn96DkukG4bwdtyTh",
+        "Amount": "10000",
+        "XChainBridge": {
+          "LockingChainDoor": "rGzx83BVoqTYbGn7tiVAnFw7cbxjin13jL",
+          "LockingChainIssue": {"currency": "XRP"},
+          "IssuingChainDoor": "r3kmLJN5D28dHuH8vZNUZpMC43pEHpaocV",
+          "IssuingChainIssue": {"currency": "XRP"}
+        },
+        "Fee": "10",
+        "Flags": 2147483648,
+        "Sequence": 1,
+        "SigningPubKey": "0330E7FC9D56BB25D6893BA3F317AE5BCF33B3291BD63DB32654A313222F7FD020",
+        "TransactionType": "XChainCommit",
+        "TxnSignature": "3043021F177323F0D93612C82A4393A99B23905A7E675753FD80C52997AFAB13F5F9D002203BFFAF457E90BDA65AABE8F8762BD96162FAD98A0C030CCD69B06EE9B12BBFFE",
+        "XChainClaimID": "0000000000000001"
+      }
+    },
+    {
+      "binary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
+      "json": {
+        "Account": "rHb9CJAWyB4rj91VRWn96DkukG4bwdtyTh",
+        "Amount": "10000",
+        "XChainBridge": {
+          "LockingChainDoor": "rGzx83BVoqTYbGn7tiVAnFw7cbxjin13jL",
+          "LockingChainIssue": {"currency": "XRP"},
+          "IssuingChainDoor": "r3kmLJN5D28dHuH8vZNUZpMC43pEHpaocV",
+          "IssuingChainIssue": {"currency": "XRP"}
+        },
+        "Destination": "r3kmLJN5D28dHuH8vZNUZpMC43pEHpaocV",
+        "Fee": "10",
+        "Flags": 2147483648,
+        "Sequence": 1,
+        "SigningPubKey": "0330E7FC9D56BB25D6893BA3F317AE5BCF33B3291BD63DB32654A313222F7FD020",
+        "TransactionType": "XChainClaim",
+        "TxnSignature": "30440220445F7469FDA401787D9EE8A9B6E24DFF81E94F4C09FD311D2C0A58FCC02C684A022029E2EF34A5EA35F50D5BB57AC6320AD3AE12C13C8D1379B255A486D72CED142E",
+        "XChainClaimID": "0000000000000001"
+      }
+    },
+    {
+      "binary": "12002C228000000024000000016140000000000F424068400000000000000A601D400000000000271073210330E7FC9D56BB25D6893BA3F317AE5BCF33B3291BD63DB32654A313222F7FD0207446304402202984DDE7F0B566F081F7953D7212BF031ACBF8860FE114102E9512C4C8768C77022070113F4630B1DC3045E4A98DDD648CEBC31B12774F7B44A1B8123CD2C9F5CF188114B5F762798A53D543A014CAF8B297CFF8F2F937E88314AF80285F637EE4AF3C20378F9DFB12511ACB8D27011914AF80285F637EE4AF3C20378F9DFB12511ACB8D27000000000000000000000000000000000000000014550FC62003E785DC231A1058A05E56E3F09CF4E60000000000000000000000000000000000000000",
+      "json": {
+        "Account": "rHb9CJAWyB4rj91VRWn96DkukG4bwdtyTh",
+        "XChainBridge": {
+          "LockingChainDoor": "rGzx83BVoqTYbGn7tiVAnFw7cbxjin13jL",
+          "LockingChainIssue": {"currency": "XRP"},
+          "IssuingChainDoor": "r3kmLJN5D28dHuH8vZNUZpMC43pEHpaocV",
+          "IssuingChainIssue": {"currency": "XRP"}
+        },
+        "Amount": "1000000",
+        "Fee": "10",
+        "Flags": 2147483648,
+        "Destination": "rGzx83BVoqTYbGn7tiVAnFw7cbxjin13jL",
+        "Sequence": 1,
+        "SignatureReward": "10000",
+        "SigningPubKey": "0330E7FC9D56BB25D6893BA3F317AE5BCF33B3291BD63DB32654A313222F7FD020",
+        "TransactionType": "XChainAccountCreateCommit",
+        "TxnSignature": "304402202984DDE7F0B566F081F7953D7212BF031ACBF8860FE114102E9512C4C8768C77022070113F4630B1DC3045E4A98DDD648CEBC31B12774F7B44A1B8123CD2C9F5CF18"
+      }
+    },
+    {
+      "binary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
+      "json": {
+        "Account": "r9cYxdjQsoXAEz3qQJc961SNLaXRkWXCvT",
+        "Amount": "10000000",
+        "AttestationRewardAccount": "r9cYxdjQsoXAEz3qQJc961SNLaXRkWXCvT",
+        "AttestationSignerAccount": "r9cYxdjQsoXAEz3qQJc961SNLaXRkWXCvT",
+        "Destination": "rJdTJRJZ6GXCCRaamHJgEqVzB7Zy4557Pi",
+        "Fee": "20",
+        "LastLedgerSequence": 13,
+        "OtherChainSource": "raFcdz1g8LWJDJWJE2ZKLRGdmUmsTyxaym",
+        "PublicKey": "ED1F4A024ACFEBDB6C7AA88DEDE3364E060487EA31B14CC9E0D610D152B31AADC2",
+        "Sequence": 5,
+        "Signature": "EEFCFA3DC2AB4AB7C4D2EBBC168CB621A11B82BABD86534DFC8EFA72439A49662D744073CD848E7A587A95B35162CDF9A69BB237E72C9537A987F5B8C394F30D",
+        "SignatureReward": "100",
+        "SigningPubKey": "EDF54108BA2E0A0D3DC2AE3897F8BE0EFE776AE8D0F9FB0D0B9D64233084A8DDD1",
+        "TransactionType": "XChainAddAccountCreateAttestation",
+        "TxnSignature": "03E74AEF1F585F156786429D2FC87A89E5C6B5A56D68BFC9A6A329F3AC67CBF2B6958283C663A4522278CA162C69B23CF75149AF022B410EA0508C16F4205800",
+        "WasLockingChainSend": 1,
+        "XChainAccountCreateCount": "0000000000000006",
+        "XChainBridge": {
+          "IssuingChainDoor": "rHb9CJAWyB4rj91VRWn96DkukG4bwdtyTh",
+          "IssuingChainIssue": {
+            "currency": "XRP"
+          },
+          "LockingChainDoor": "rDJVtEuDKr4rj1B3qtW7R5TVWdXV2DY7Qg",
+          "LockingChainIssue": {
+            "currency": "XRP"
+          }
+        }
+      }
+    },
+    {
+      "binary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
+      "json": {
+        "Account": "rsqvD8WFFEBBv4nztpoW9YYXJ7eRzLrtc3",
+        "Amount": "10000000",
+        "AttestationRewardAccount": "rsqvD8WFFEBBv4nztpoW9YYXJ7eRzLrtc3",
+        "AttestationSignerAccount": "rsqvD8WFFEBBv4nztpoW9YYXJ7eRzLrtc3",
+        "Destination": "rJdTJRJZ6GXCCRaamHJgEqVzB7Zy4557Pi",
+        "Fee": "20",
+        "LastLedgerSequence": 19,
+        "OtherChainSource": "raFcdz1g8LWJDJWJE2ZKLRGdmUmsTyxaym",
+        "PublicKey": "ED7541DEC700470F54276C90C333A13CDBB5D341FD43C60CEA12170F6D6D4E1136",
+        "Sequence": 9,
+        "Signature": "7C175050B08000AD35EEB2D87E16CD3F95A0AEEBF2A049474275153D9D4DD44528FE99AA50E71660A15B0B768E1B90E609BBD5DC7AFAFD45D9705D72D40EA10C",
+        "SigningPubKey": "ED0406B134786FE0751717226657F7BF8AFE96442C05D28ACEC66FB64852BA604C",
+        "TransactionType": "XChainAddClaimAttestation",
+        "TxnSignature": "D0423649E48A44F181262CF5FC08A68E7FA5CD9E55843E4F09014B76E602574741E8553383A4B43CABD194BB96713647FC0B885BE248E4FFA068FA3E6994CF04",
+        "WasLockingChainSend": 1,
+        "XChainBridge": {
+          "IssuingChainDoor": "rHb9CJAWyB4rj91VRWn96DkukG4bwdtyTh",
+          "IssuingChainIssue": {
+            "currency": "XRP"
+          },
+          "LockingChainDoor": "rDJVtEuDKr4rj1B3qtW7R5TVWdXV2DY7Qg",
+          "LockingChainIssue": {
+            "currency": "XRP"
+          }
+        },
+        "XChainClaimID": "0000000000000001"
+      }
     }
-  }],
+  ],
   "ledgerData": [{
     "binary": "01E91435016340767BF1C4A3EACEB081770D8ADE216C85445DD6FB002C6B5A2930F2DECE006DA18150CB18F6DD33F6F0990754C962A7CCE62F332FF9C13939B03B864117F0BDA86B6E9B4F873B5C3E520634D343EF5D9D9A4246643D64DAD278BA95DC0EAC6EB5350CF970D521276CDE21276CE60A00",
     "json": {

packages/ripple-binary-codec/test/signing-data-encoding.test.js

@@ -120,7 +120,7 @@ describe('Signing data', function () {
       ].join(''),
     )
   })
-  test('can create claim blob', function () {
+  test('can create native claim blob', function () {
     const channel =
       '43904CBFCDCEC530B4037871F86EE90BF799DF8D2E0EA564BC8A3F332E4F5FB1'
     const amount = '1000'
@@ -137,4 +137,27 @@ describe('Signing data', function () {
       ].join(''),
     )
   })
+  test('can create ic claim blob', function () {
+    const channel =
+      '43904CBFCDCEC530B4037871F86EE90BF799DF8D2E0EA564BC8A3F332E4F5FB1'
+    const amount = {
+      issuer: 'rJZdUusLDtY9NEsGea7ijqhVrXv98rYBYN',
+      currency: 'USD',
+      value: '10',
+    }
+    const json = { channel, amount }
+    const actual = encodeForSigningClaim(json)
+    expect(actual).toBe(
+      [
+        // hash prefix
+        '434C4D00',
+        // channel ID
+        '43904CBFCDCEC530B4037871F86EE90BF799DF8D2E0EA564BC8A3F332E4F5FB1',
+        // amount as a uint64
+        'D4C38D7EA4C680000000000000000000000000005553440000000000C0A5ABEF',
+        // amount as a uint64
+        '242802EFED4B041E8F2D4A8CC86AE3D1',
+      ].join(''),
+    )
+  })
 })

packages/xrpl/HISTORY.md

@@ -26,6 +26,7 @@ Wallet.fromMmnemonic()
 
 ### Added
 * Optional custom amount field to `fundWallet`.
+* Support for the cross-chain bridge feature.
 
 ### Changed
 * Add support for Transaction objects in `verifyTransaction`

packages/xrpl/package.json

@@ -28,7 +28,7 @@
     "https-proxy-agent": "^5.0.0",
     "lodash": "^4.17.4",
     "ripple-address-codec": "^4.2.4",
-    "ripple-binary-codec": "^1.4.2",
+    "ripple-binary-codec": "^1.5.0-beta.0",
     "ripple-keypairs": "^1.1.4",
     "ws": "^8.2.2"
   },

packages/xrpl/src/models/common/index.ts

@@ -4,7 +4,7 @@ interface XRP {
   currency: 'XRP'
 }
 
-interface IssuedCurrency {
+export interface IssuedCurrency {
   currency: string
   issuer: string
 }
@@ -117,3 +117,10 @@ export interface NFTOffer {
   destination?: string
   expiration?: number
 }
+
+export interface XChainBridge {
+  LockingChainDoor: string
+  LockingChainIssue: Currency
+  IssuingChainDoor: string
+  IssuingChainIssue: Currency
+}

packages/xrpl/src/models/ledger/Bridge.ts

@@ -0,0 +1,41 @@
+import { Amount, XChainBridge } from '../common'
+
+import BaseLedgerEntry from './BaseLedgerEntry'
+
+export default interface Bridge extends BaseLedgerEntry {
+  LedgerEntryType: 'Bridge'
+
+  Account: string
+
+  SignatureReward: Amount
+
+  MinAccountCreateAmount?: string
+
+  XChainBridge: XChainBridge
+
+  XChainClaimID: string
+
+  XChainAccountCreateCount: number
+
+  XChainAccountClaimCount: Amount
+  /**
+   * A bit-map of boolean flags. No flags are defined for Bridges, so this value
+   * is always 0.
+   */
+  Flags: 0
+  /**
+   * A hint indicating which page of the sender's owner directory links to this
+   * object, in case the directory consists of multiple pages.
+   */
+  OwnerNode: string
+  /**
+   * The identifying hash of the transaction that most recently modified this
+   * object.
+   */
+  PreviousTxnID: string
+  /**
+   * The index of the ledger that contains the transaction that most recently
+   * modified this object.
+   */
+  PreviousTxnLgrSeq: number
+}

packages/xrpl/src/models/ledger/Escrow.ts

@@ -1,7 +1,9 @@
+import { Amount } from '../common'
+
 import BaseLedgerEntry from './BaseLedgerEntry'
 
 /**
- * The Escrow object type represents a held payment of XRP waiting to be
+ * The Escrow object type represents a held payment waiting to be
  * executed or canceled.
  *
  * @category Ledger Entries
@@ -10,17 +12,17 @@ export default interface Escrow extends BaseLedgerEntry {
   LedgerEntryType: 'Escrow'
   /**
    * The address of the owner (sender) of this held payment. This is the
-   * account that provided the XRP, and gets it back if the held payment is
+   * account that provided the amounts, and gets it back if the held payment is
    * canceled.
    */
   Account: string
   /**
-   * The destination address where the XRP is paid if the held payment is
+   * The destination address where the amounts are paid if the held payment is
    * successful.
    */
   Destination: string
-  /** The amount of XRP, in drops, to be delivered by the held payment. */
-  Amount: string
+  /** The amount to be delivered by the held payment. */
+  Amount: Amount
   /**
    * A PREIMAGE-SHA-256 crypto-condition, as hexadecimal. If present, the
    * EscrowFinish transaction must contain a fulfillment that satisfies this
@@ -71,4 +73,9 @@ export default interface Escrow extends BaseLedgerEntry {
    * modified this object.
    */
   PreviousTxnLgrSeq: number
+  /**
+   * The fee to charge when users finish an escrow, initially set on the
+   * creation of an escrow contract, and updated on subsequent finish transactions
+   */
+  TransferRate?: number
 }

packages/xrpl/src/models/ledger/PayChannel.ts

@@ -1,9 +1,11 @@
+import { Amount } from '../common'
+
 import BaseLedgerEntry from './BaseLedgerEntry'
 
 /**
  * The PayChannel object type represents a payment channel. Payment channels
- * enable small, rapid off-ledger payments of XRP that can be later reconciled
- * with the consensus ledger. A payment channel holds a balance of XRP that can
+ * enable small, rapid off-ledger payments that can be later reconciled
+ * with the consensus ledger. A payment channel holds a balance that can
  * only be paid out to a specific destination address until the channel is
  * closed.
  *
@@ -18,37 +20,37 @@ export default interface PayChannel extends BaseLedgerEntry {
   Account: string
   /**
    * The destination address for this payment channel. While the payment
-   * channel is open, this address is the only one that can receive XRP from the
+   * channel is open, this address is the only one that can receive amounts from the
    * channel. This comes from the Destination field of the transaction that
    * created the channel.
    */
   Destination: string
   /**
-   * Total XRP, in drops, that has been allocated to this channel. This
-   * includes XRP that has been paid to the destination address. This is
-   * initially set by the transaction that created the channel and can be
-   * increased if the source address sends a PaymentChannelFund transaction.
+   * Total amount that has been allocated to this channel. This includes amounts
+   * that have been paid to the destination address. This is initially set by the
+   * transaction that created the channel and can be increased if the source
+   * address sends a PaymentChannelFund transaction.
    */
-  Amount: string
+  Amount: Amount
   /**
-   * Total XRP, in drops, already paid out by the channel. The difference
-   * between this value and the Amount field is how much XRP can still be paid
-   * to the destination address with PaymentChannelClaim transactions. If the
-   * channel closes, the remaining difference is returned to the source address.
+   * Total amount already paid out by the channel. The difference between this value
+   * and the Amount field is how much can still be paid to the destination address
+   * with PaymentChannelClaim transactions. If the channel closes, the remaining
+   * difference is returned to the source address.
    */
-  Balance: string
+  Balance: Amount
   /**
    * Public key, in hexadecimal, of the key pair that can be used to sign
    * claims against this channel. This can be any valid secp256k1 or Ed25519
    * public key. This is set by the transaction that created the channel and
    * must match the public key used in claims against the channel. The channel
-   * source address can also send XRP from this channel to the destination
+   * source address can also send amounts from this channel to the destination
    * without signed claims.
    */
   PublicKey: string
   /**
    * Number of seconds the source address must wait to close the channel if
-   * it still has any XRP in it. Smaller values mean that the destination
+   * it still has any amount in it. Smaller values mean that the destination
    * address has less time to redeem any outstanding claims after the source
    * address requests to close the channel. Can be any value that fits in a
    * 32-bit unsigned integer (0 to 2^32-1). This is set by the transaction that
@@ -104,4 +106,10 @@ export default interface PayChannel extends BaseLedgerEntry {
    * this object, in case the directory consists of multiple pages.
    */
   DestinationNode?: string
+  /**
+   * The fee to charge when users make claims on a payment channel, initially
+   * set on the creation of a payment channel and updated on subsequent funding
+   * or claim transactions.
+   */
+  TransferRate?: number
 }

packages/xrpl/src/models/ledger/XChainOwnedClaimID.ts

@@ -0,0 +1,40 @@
+import { XChainBridge } from '../common'
+
+import BaseLedgerEntry from './BaseLedgerEntry'
+
+export default interface XChainOwnedClaimID extends BaseLedgerEntry {
+  LedgerEntryType: 'XChainOwnedClaimID'
+
+  Account: string
+
+  XChainBridge: XChainBridge
+
+  XChainClaimID: string
+
+  OtherChainSource: string
+  // TODO: type this better
+  XChainClaimAttestations: object[]
+
+  SignatureReward: string
+
+  /**
+   * A bit-map of boolean flags. No flags are defined for XChainOwnedClaimIDs,
+   * so this value is always 0.
+   */
+  Flags: 0
+  /**
+   * A hint indicating which page of the sender's owner directory links to this
+   * object, in case the directory consists of multiple pages.
+   */
+  OwnerNode: string
+  /**
+   * The identifying hash of the transaction that most recently modified this
+   * object.
+   */
+  PreviousTxnID: string
+  /**
+   * The index of the ledger that contains the transaction that most recently
+   * modified this object.
+   */
+  PreviousTxnLgrSeq: number
+}

packages/xrpl/src/models/ledger/XChainOwnedCreateAccountClaimID.ts

@@ -0,0 +1,37 @@
+import { XChainBridge } from '../common'
+
+import BaseLedgerEntry from './BaseLedgerEntry'
+
+export default interface XChainOwnedCreateAccountClaimID
+  extends BaseLedgerEntry {
+  LedgerEntryType: 'XChainOwnedCreateAccountClaimID'
+
+  Account: string
+
+  XChainBridge: XChainBridge
+
+  XChainAccountCreateCount: number
+  // TODO: type this better
+  XChainCreateAccountAttestations: object[]
+
+  /**
+   * A bit-map of boolean flags. No flags are defined for,
+   * XChainOwnedCreateAccountClaimIDs, so this value is always 0.
+   */
+  Flags: 0
+  /**
+   * A hint indicating which page of the sender's owner directory links to this
+   * object, in case the directory consists of multiple pages.
+   */
+  OwnerNode: string
+  /**
+   * The identifying hash of the transaction that most recently modified this
+   * object.
+   */
+  PreviousTxnID: string
+  /**
+   * The index of the ledger that contains the transaction that most recently
+   * modified this object.
+   */
+  PreviousTxnLgrSeq: number
+}

packages/xrpl/src/models/ledger/index.ts

@@ -3,6 +3,7 @@ import AccountRoot, {
   AccountRootFlagsInterface,
 } from './AccountRoot'
 import Amendments from './Amendments'
+import Bridge from './Bridge'
 import Check from './Check'
 import DepositPreauth from './DepositPreauth'
 import DirectoryNode from './DirectoryNode'
@@ -17,12 +18,15 @@ import PayChannel from './PayChannel'
 import RippleState, { RippleStateFlags } from './RippleState'
 import SignerList, { SignerListFlags } from './SignerList'
 import Ticket from './Ticket'
+import XChainOwnedClaimID from './XChainOwnedClaimID'
+import XChainOwnedCreateAccountClaimID from './XChainOwnedCreateAccountClaimID'
 
 export {
   AccountRoot,
   AccountRootFlags,
   AccountRootFlagsInterface,
   Amendments,
+  Bridge,
   Check,
   DepositPreauth,
   DirectoryNode,
@@ -40,4 +44,6 @@ export {
   SignerList,
   SignerListFlags,
   Ticket,
+  XChainOwnedClaimID,
+  XChainOwnedCreateAccountClaimID,
 }

packages/xrpl/src/models/methods/accountChannels.ts

@@ -1,10 +1,10 @@
-import { LedgerIndex } from '../common'
+import { Amount, LedgerIndex } from '../common'
 
 import { BaseRequest, BaseResponse } from './baseMethod'
 
 interface Channel {
   account: string
-  amount: string
+  amount: Amount
   balance: string
   channel_id: string
   destination_account: string
@@ -15,6 +15,7 @@ interface Channel {
   cancel_after?: number
   source_tab?: number
   destination_tag?: number
+  transfer_rate?: number
 }
 
 /**

packages/xrpl/src/models/methods/accountLines.ts

@@ -1,4 +1,4 @@
-import { LedgerIndex } from '../common'
+import { Amount, LedgerIndex } from '../common'
 
 import { BaseRequest, BaseResponse } from './baseMethod'
 
@@ -64,6 +64,14 @@ export interface Trustline {
    * false.
    */
   freeze_peer?: boolean
+  /**
+   * The total amount of FT, in drops/Amount locked in payment channels or escrow.
+   */
+  locked_balance?: Amount
+  /**
+   * The total number of lock balances on a RippleState ledger object.
+   */
+  lock_count?: number
 }
 
 /**

packages/xrpl/src/models/methods/accountObjects.ts

@@ -8,6 +8,8 @@ import {
   RippleState,
   SignerList,
   Ticket,
+  XChainOwnedClaimID,
+  XChainOwnedCreateAccountClaimID,
 } from '../ledger'
 
 import { BaseRequest, BaseResponse } from './baseMethod'
@@ -22,6 +24,8 @@ type AccountObjectType =
   | 'signer_list'
   | 'state'
   | 'ticket'
+  | 'xchain_create_account_claim_id'
+  | 'xchain_claim_id'
 
 /**
  * The account_objects command returns the raw ledger format for all objects
@@ -78,6 +82,8 @@ type AccountObject =
   | SignerList
   | RippleState
   | Ticket
+  | XChainOwnedClaimID
+  | XChainOwnedCreateAccountClaimID
 
 /**
  * Response expected from an {@link AccountObjectsRequest}.

packages/xrpl/src/models/methods/channelVerify.ts

@@ -9,7 +9,7 @@ import { BaseRequest, BaseResponse } from './baseMethod'
  */
 export interface ChannelVerifyRequest extends BaseRequest {
   command: 'channel_verify'
-  /** The amount of XRP, in drops, the provided signature authorizes. */
+  /** The amount the provided signature authorizes. */
   amount: string
   /**
    * The Channel ID of the channel that provides the XRP. This is a

packages/xrpl/src/models/methods/ledgerEntry.ts

@@ -1,4 +1,4 @@
-import { LedgerIndex } from '../common'
+import { Currency, LedgerIndex } from '../common'
 import { LedgerEntry } from '../ledger'
 
 import { BaseRequest, BaseResponse } from './baseMethod'
@@ -137,6 +137,28 @@ export interface LedgerEntryRequest extends BaseRequest {
         ticket_sequence: number
       }
     | string
+
+  bridge_account?: string
+
+  xchain_claim_id?:
+    | {
+        locking_chain_door: string
+        locking_chain_issue: Currency
+        issuing_chain_door: string
+        issuing_chain_issue: Currency
+        xchain_claim_id: string | number
+      }
+    | string
+
+  xchain_create_account_claim_id?:
+    | {
+        locking_chain_door: string
+        locking_chain_issue: Currency
+        issuing_chain_door: string
+        issuing_chain_issue: Currency
+        xchain_create_account_claim_id: string | number
+      }
+    | string
 }
 
 /**

packages/xrpl/src/models/transactions/XChainAccountCreateCommit.ts

@@ -0,0 +1,85 @@
+import { ValidationError } from '../../errors'
+import { Amount, XChainBridge } from '../common'
+
+import {
+  BaseTransaction,
+  isAmount,
+  isXChainBridge,
+  validateBaseTransaction,
+} from './common'
+
+/**
+ *
+ * @category Transaction Models
+ */
+export interface XChainAccountCreateCommit extends BaseTransaction {
+  TransactionType: 'XChainAccountCreateCommit'
+
+  XChainBridge: XChainBridge
+
+  SignatureReward: number | string
+
+  Destination: string
+
+  Amount: Amount
+}
+
+/**
+ * Verify the form and type of a XChainAccountCreateCommit at runtime.
+ *
+ * @param tx - A XChainAccountCreateCommit Transaction.
+ * @throws When the XChainAccountCreateCommit is malformed.
+ */
+// eslint-disable-next-line max-lines-per-function --  okay for this function, there's a lot of things to check
+export function validateXChainAccountCreateCommit(
+  tx: Record<string, unknown>,
+): void {
+  validateBaseTransaction(tx)
+
+  if (tx.XChainBridge == null) {
+    throw new ValidationError(
+      'XChainAccountCreateCommit: missing field XChainBridge',
+    )
+  }
+
+  if (!isXChainBridge(tx.XChainBridge)) {
+    throw new ValidationError(
+      'XChainAccountCreateCommit: invalid field XChainBridge',
+    )
+  }
+
+  if (tx.SignatureReward == null) {
+    throw new ValidationError(
+      'XChainAccountCreateCommit: missing field SignatureReward',
+    )
+  }
+
+  if (
+    typeof tx.SignatureReward !== 'number' &&
+    typeof tx.SignatureReward !== 'string'
+  ) {
+    throw new ValidationError(
+      'XChainAccountCreateCommit: invalid field SignatureReward',
+    )
+  }
+
+  if (tx.Destination == null) {
+    throw new ValidationError(
+      'XChainAccountCreateCommit: missing field Destination',
+    )
+  }
+
+  if (typeof tx.Destination !== 'string') {
+    throw new ValidationError(
+      'XChainAccountCreateCommit: invalid field Destination',
+    )
+  }
+
+  if (tx.Amount == null) {
+    throw new ValidationError('XChainAccountCreateCommit: missing field Amount')
+  }
+
+  if (!isAmount(tx.Amount)) {
+    throw new ValidationError('XChainAccountCreateCommit: invalid field Amount')
+  }
+}

packages/xrpl/src/models/transactions/XChainAddAccountCreateAttestation.ts

@@ -0,0 +1,184 @@
+import { ValidationError } from '../../errors'
+import { Amount, XChainBridge } from '../common'
+
+import {
+  BaseTransaction,
+  isAmount,
+  isXChainBridge,
+  validateBaseTransaction,
+} from './common'
+
+/**
+ *
+ * @category Transaction Models
+ */
+export interface XChainAddAccountCreateAttestation extends BaseTransaction {
+  TransactionType: 'XChainAddAccountCreateAttestation'
+
+  Amount: Amount
+
+  AttestationRewardAccount: string
+
+  AttestationSignerAccount: string
+
+  Destination: string
+
+  OtherChainSource: string
+
+  PublicKey: string
+
+  Signature: string
+
+  SignatureReward: Amount
+
+  WasLockingChainSend: 0 | 1
+
+  XChainAccountCreateCount: string
+
+  XChainBridge: XChainBridge
+}
+
+/**
+ * Verify the form and type of a XChainAddAccountCreateAttestation at runtime.
+ *
+ * @param tx - A XChainAddAccountCreateAttestation Transaction.
+ * @throws When the XChainAddAccountCreateAttestation is malformed.
+ */
+// eslint-disable-next-line max-lines-per-function, max-statements, complexity -- okay for this function, lots of things to check
+export function validateXChainAddAccountCreateAttestation(
+  tx: Record<string, unknown>,
+): void {
+  validateBaseTransaction(tx)
+
+  if (tx.Amount == null) {
+    throw new ValidationError(
+      'XChainAddAccountCreateAttestation: missing field Amount',
+    )
+  }
+
+  if (!isAmount(tx.Amount)) {
+    throw new ValidationError(
+      'XChainAddAccountCreateAttestation: invalid field Amount',
+    )
+  }
+
+  if (tx.AttestationRewardAccount == null) {
+    throw new ValidationError(
+      'XChainAddAccountCreateAttestation: missing field AttestationRewardAccount',
+    )
+  }
+
+  if (typeof tx.AttestationRewardAccount !== 'string') {
+    throw new ValidationError(
+      'XChainAddAccountCreateAttestation: invalid field AttestationRewardAccount',
+    )
+  }
+
+  if (tx.AttestationSignerAccount == null) {
+    throw new ValidationError(
+      'XChainAddAccountCreateAttestation: missing field AttestationSignerAccount',
+    )
+  }
+
+  if (typeof tx.AttestationSignerAccount !== 'string') {
+    throw new ValidationError(
+      'XChainAddAccountCreateAttestation: invalid field AttestationSignerAccount',
+    )
+  }
+
+  if (tx.Destination == null) {
+    throw new ValidationError(
+      'XChainAddAccountCreateAttestation: missing field Destination',
+    )
+  }
+
+  if (typeof tx.Destination !== 'string') {
+    throw new ValidationError(
+      'XChainAddAccountCreateAttestation: invalid field Destination',
+    )
+  }
+
+  if (tx.OtherChainSource == null) {
+    throw new ValidationError(
+      'XChainAddAccountCreateAttestation: missing field OtherChainSource',
+    )
+  }
+
+  if (typeof tx.OtherChainSource !== 'string') {
+    throw new ValidationError(
+      'XChainAddAccountCreateAttestation: invalid field OtherChainSource',
+    )
+  }
+
+  if (tx.PublicKey == null) {
+    throw new ValidationError(
+      'XChainAddAccountCreateAttestation: missing field PublicKey',
+    )
+  }
+
+  if (typeof tx.PublicKey !== 'string') {
+    throw new ValidationError(
+      'XChainAddAccountCreateAttestation: invalid field PublicKey',
+    )
+  }
+
+  if (tx.Signature == null) {
+    throw new ValidationError(
+      'XChainAddAccountCreateAttestation: missing field Signature',
+    )
+  }
+
+  if (typeof tx.Signature !== 'string') {
+    throw new ValidationError(
+      'XChainAddAccountCreateAttestation: invalid field Signature',
+    )
+  }
+
+  if (tx.SignatureReward == null) {
+    throw new ValidationError(
+      'XChainAddAccountCreateAttestation: missing field SignatureReward',
+    )
+  }
+
+  if (!isAmount(tx.SignatureReward)) {
+    throw new ValidationError(
+      'XChainAddAccountCreateAttestation: invalid field SignatureReward',
+    )
+  }
+
+  if (tx.WasLockingChainSend == null) {
+    throw new ValidationError(
+      'XChainAddAccountCreateAttestation: missing field WasLockingChainSend',
+    )
+  }
+
+  if (tx.WasLockingChainSend !== 0 && tx.WasLockingChainSend !== 1) {
+    throw new ValidationError(
+      'XChainAddAccountCreateAttestation: invalid field WasLockingChainSend',
+    )
+  }
+
+  if (tx.XChainAccountCreateCount == null) {
+    throw new ValidationError(
+      'XChainAddAccountCreateAttestation: missing field XChainAccountCreateCount',
+    )
+  }
+
+  if (typeof tx.XChainAccountCreateCount !== 'string') {
+    throw new ValidationError(
+      'XChainAddAccountCreateAttestation: invalid field XChainAccountCreateCount',
+    )
+  }
+
+  if (tx.XChainBridge == null) {
+    throw new ValidationError(
+      'XChainAddAccountCreateAttestation: missing field XChainBridge',
+    )
+  }
+
+  if (!isXChainBridge(tx.XChainBridge)) {
+    throw new ValidationError(
+      'XChainAddAccountCreateAttestation: invalid field XChainBridge',
+    )
+  }
+}

packages/xrpl/src/models/transactions/XChainAddClaimAttestation.ts

@@ -0,0 +1,160 @@
+import { ValidationError } from '../../errors'
+import { Amount, XChainBridge } from '../common'
+
+import {
+  BaseTransaction,
+  isAmount,
+  isXChainBridge,
+  validateBaseTransaction,
+} from './common'
+
+/**
+ *
+ * @category Transaction Models
+ */
+export interface XChainAddClaimAttestation extends BaseTransaction {
+  TransactionType: 'XChainAddClaimAttestation'
+
+  Amount: Amount
+
+  AttestationRewardAccount: string
+
+  AttestationSignerAccount: string
+
+  Destination?: string
+
+  OtherChainSource: string
+
+  PublicKey: string
+
+  Signature: string
+
+  WasLockingChainSend: 0 | 1
+
+  XChainBridge: XChainBridge
+
+  XChainClaimID: string
+}
+
+/**
+ * Verify the form and type of a XChainAddClaimAttestation at runtime.
+ *
+ * @param tx - A XChainAddClaimAttestation Transaction.
+ * @throws When the XChainAddClaimAttestation is malformed.
+ */
+// eslint-disable-next-line max-lines-per-function, max-statements, complexity -- okay for this function, lots of things to check
+export function validateXChainAddClaimAttestation(
+  tx: Record<string, unknown>,
+): void {
+  validateBaseTransaction(tx)
+
+  if (tx.Amount == null) {
+    throw new ValidationError('XChainAddClaimAttestation: missing field Amount')
+  }
+
+  if (!isAmount(tx.Amount)) {
+    throw new ValidationError('XChainAddClaimAttestation: invalid field Amount')
+  }
+
+  if (tx.AttestationRewardAccount == null) {
+    throw new ValidationError(
+      'XChainAddClaimAttestation: missing field AttestationRewardAccount',
+    )
+  }
+
+  if (typeof tx.AttestationRewardAccount !== 'string') {
+    throw new ValidationError(
+      'XChainAddClaimAttestation: invalid field AttestationRewardAccount',
+    )
+  }
+
+  if (tx.AttestationSignerAccount == null) {
+    throw new ValidationError(
+      'XChainAddClaimAttestation: missing field AttestationSignerAccount',
+    )
+  }
+
+  if (typeof tx.AttestationSignerAccount !== 'string') {
+    throw new ValidationError(
+      'XChainAddClaimAttestation: invalid field AttestationSignerAccount',
+    )
+  }
+
+  if (tx.Destination !== undefined && typeof tx.Destination !== 'string') {
+    throw new ValidationError(
+      'XChainAddClaimAttestation: invalid field Destination',
+    )
+  }
+
+  if (tx.OtherChainSource == null) {
+    throw new ValidationError(
+      'XChainAddClaimAttestation: missing field OtherChainSource',
+    )
+  }
+
+  if (typeof tx.OtherChainSource !== 'string') {
+    throw new ValidationError(
+      'XChainAddClaimAttestation: invalid field OtherChainSource',
+    )
+  }
+
+  if (tx.PublicKey == null) {
+    throw new ValidationError(
+      'XChainAddClaimAttestation: missing field PublicKey',
+    )
+  }
+
+  if (typeof tx.PublicKey !== 'string') {
+    throw new ValidationError(
+      'XChainAddClaimAttestation: invalid field PublicKey',
+    )
+  }
+
+  if (tx.Signature == null) {
+    throw new ValidationError(
+      'XChainAddClaimAttestation: missing field Signature',
+    )
+  }
+
+  if (typeof tx.Signature !== 'string') {
+    throw new ValidationError(
+      'XChainAddClaimAttestation: invalid field Signature',
+    )
+  }
+
+  if (tx.WasLockingChainSend == null) {
+    throw new ValidationError(
+      'XChainAddClaimAttestation: missing field WasLockingChainSend',
+    )
+  }
+
+  if (tx.WasLockingChainSend !== 0 && tx.WasLockingChainSend !== 1) {
+    throw new ValidationError(
+      'XChainAddClaimAttestation: invalid field WasLockingChainSend',
+    )
+  }
+
+  if (tx.XChainBridge == null) {
+    throw new ValidationError(
+      'XChainAddClaimAttestation: missing field XChainBridge',
+    )
+  }
+
+  if (!isXChainBridge(tx.XChainBridge)) {
+    throw new ValidationError(
+      'XChainAddClaimAttestation: invalid field XChainBridge',
+    )
+  }
+
+  if (tx.XChainClaimID == null) {
+    throw new ValidationError(
+      'XChainAddClaimAttestation: missing field XChainClaimID',
+    )
+  }
+
+  if (typeof tx.XChainClaimID !== 'string') {
+    throw new ValidationError(
+      'XChainAddClaimAttestation: invalid field XChainClaimID',
+    )
+  }
+}

packages/xrpl/src/models/transactions/XChainClaim.ts

@@ -0,0 +1,80 @@
+import { ValidationError } from '../../errors'
+import { Amount, XChainBridge } from '../common'
+
+import {
+  BaseTransaction,
+  isAmount,
+  isXChainBridge,
+  validateBaseTransaction,
+} from './common'
+
+/**
+ *
+ * @category Transaction Models
+ */
+export interface XChainClaim extends BaseTransaction {
+  TransactionType: 'XChainClaim'
+
+  XChainBridge: XChainBridge
+
+  XChainClaimID: number | string
+
+  Destination: string
+
+  DestinationTag?: number
+
+  Amount: Amount
+}
+
+/**
+ * Verify the form and type of a XChainClaim at runtime.
+ *
+ * @param tx - A XChainClaim Transaction.
+ * @throws When the XChainClaim is malformed.
+ */
+// eslint-disable-next-line complexity -- okay for this function, lots of things to check
+export function validateXChainClaim(tx: Record<string, unknown>): void {
+  validateBaseTransaction(tx)
+
+  if (tx.XChainBridge == null) {
+    throw new ValidationError('XChainClaim: missing field XChainBridge')
+  }
+
+  if (!isXChainBridge(tx.XChainBridge)) {
+    throw new ValidationError('XChainClaim: invalid field XChainBridge')
+  }
+
+  if (tx.XChainClaimID == null) {
+    throw new ValidationError('XChainClaim: missing field XChainClaimID')
+  }
+
+  if (
+    typeof tx.XChainClaimID !== 'number' &&
+    typeof tx.XChainClaimID !== 'string'
+  ) {
+    throw new ValidationError('XChainClaim: invalid field XChainClaimID')
+  }
+
+  if (tx.Destination == null) {
+    throw new ValidationError('XChainClaim: missing field Destination')
+  }
+
+  if (typeof tx.Destination !== 'string') {
+    throw new ValidationError('XChainClaim: invalid field Destination')
+  }
+
+  if (
+    tx.DestinationTag !== undefined &&
+    typeof tx.DestinationTag !== 'number'
+  ) {
+    throw new ValidationError('XChainClaim: invalid field DestinationTag')
+  }
+
+  if (tx.Amount == null) {
+    throw new ValidationError('XChainClaim: missing field Amount')
+  }
+
+  if (!isAmount(tx.Amount)) {
+    throw new ValidationError('XChainClaim: invalid field Amount')
+  }
+}

packages/xrpl/src/models/transactions/XChainCommit.ts

@@ -0,0 +1,71 @@
+import { ValidationError } from '../../errors'
+import { Amount, XChainBridge } from '../common'
+
+import {
+  BaseTransaction,
+  isAmount,
+  isXChainBridge,
+  validateBaseTransaction,
+} from './common'
+
+/**
+ *
+ * @category Transaction Models
+ */
+export interface XChainCommit extends BaseTransaction {
+  TransactionType: 'XChainCommit'
+
+  XChainBridge: XChainBridge
+
+  XChainClaimID: number | string
+
+  OtherChainDestination?: string
+
+  Amount: Amount
+}
+
+/**
+ * Verify the form and type of a XChainCommit at runtime.
+ *
+ * @param tx - A XChainCommit Transaction.
+ * @throws When the XChainCommit is malformed.
+ */
+export function validateXChainCommit(tx: Record<string, unknown>): void {
+  validateBaseTransaction(tx)
+
+  if (tx.XChainBridge == null) {
+    throw new ValidationError('XChainCommit: missing field XChainBridge')
+  }
+
+  if (!isXChainBridge(tx.XChainBridge)) {
+    throw new ValidationError('XChainCommit: invalid field XChainBridge')
+  }
+
+  if (tx.XChainClaimID == null) {
+    throw new ValidationError('XChainCommit: missing field XChainClaimID')
+  }
+
+  if (
+    typeof tx.XChainClaimID !== 'number' &&
+    typeof tx.XChainClaimID !== 'string'
+  ) {
+    throw new ValidationError('XChainCommit: invalid field XChainClaimID')
+  }
+
+  if (
+    tx.OtherChainDestination !== undefined &&
+    typeof tx.OtherChainDestination !== 'string'
+  ) {
+    throw new ValidationError(
+      'XChainCommit: invalid field OtherChainDestination',
+    )
+  }
+
+  if (tx.Amount == null) {
+    throw new ValidationError('XChainCommit: missing field Amount')
+  }
+
+  if (!isAmount(tx.Amount)) {
+    throw new ValidationError('XChainCommit: invalid field Amount')
+  }
+}

packages/xrpl/src/models/transactions/XChainCreateBridge.ts

@@ -0,0 +1,62 @@
+import { ValidationError } from '../../errors'
+import { Amount, XChainBridge } from '../common'
+
+import {
+  BaseTransaction,
+  isAmount,
+  isXChainBridge,
+  validateBaseTransaction,
+} from './common'
+
+/**
+ *
+ * @category Transaction Models
+ */
+export interface XChainCreateBridge extends BaseTransaction {
+  TransactionType: 'XChainCreateBridge'
+
+  XChainBridge: XChainBridge
+
+  SignatureReward: Amount
+
+  MinAccountCreateAmount?: Amount
+}
+
+/**
+ * Verify the form and type of a XChainCreateBridge at runtime.
+ *
+ * @param tx - A XChainCreateBridge Transaction.
+ * @throws When the XChainCreateBridge is malformed.
+ */
+export function validateXChainCreateBridge(tx: Record<string, unknown>): void {
+  validateBaseTransaction(tx)
+
+  if (tx.XChainBridge == null) {
+    throw new ValidationError('XChainCreateBridge: missing field XChainBridge')
+  }
+
+  if (!isXChainBridge(tx.XChainBridge)) {
+    throw new ValidationError('XChainCreateBridge: invalid field XChainBridge')
+  }
+
+  if (tx.SignatureReward == null) {
+    throw new ValidationError(
+      'XChainCreateBridge: missing field SignatureReward',
+    )
+  }
+
+  if (!isAmount(tx.SignatureReward)) {
+    throw new ValidationError(
+      'XChainCreateBridge: invalid field SignatureReward',
+    )
+  }
+
+  if (
+    tx.MinAccountCreateAmount !== undefined &&
+    !isAmount(tx.MinAccountCreateAmount)
+  ) {
+    throw new ValidationError(
+      'XChainCreateBridge: invalid field MinAccountCreateAmount',
+    )
+  }
+}

packages/xrpl/src/models/transactions/XChainCreateClaimID.ts

@@ -0,0 +1,65 @@
+import { ValidationError } from '../../errors'
+import { Amount, XChainBridge } from '../common'
+
+import {
+  BaseTransaction,
+  isAmount,
+  isXChainBridge,
+  validateBaseTransaction,
+} from './common'
+
+/**
+ *
+ * @category Transaction Models
+ */
+export interface XChainCreateClaimID extends BaseTransaction {
+  TransactionType: 'XChainCreateClaimID'
+
+  XChainBridge: XChainBridge
+
+  SignatureReward: Amount
+
+  OtherChainSource: string
+}
+
+/**
+ * Verify the form and type of a XChainCreateClaimID at runtime.
+ *
+ * @param tx - A XChainCreateClaimID Transaction.
+ * @throws When the XChainCreateClaimID is malformed.
+ */
+export function validateXChainCreateClaimID(tx: Record<string, unknown>): void {
+  validateBaseTransaction(tx)
+
+  if (tx.XChainBridge == null) {
+    throw new ValidationError('XChainCreateClaimID: missing field XChainBridge')
+  }
+
+  if (!isXChainBridge(tx.XChainBridge)) {
+    throw new ValidationError('XChainCreateClaimID: invalid field XChainBridge')
+  }
+
+  if (tx.SignatureReward == null) {
+    throw new ValidationError(
+      'XChainCreateClaimID: missing field SignatureReward',
+    )
+  }
+
+  if (!isAmount(tx.SignatureReward)) {
+    throw new ValidationError(
+      'XChainCreateClaimID: invalid field SignatureReward',
+    )
+  }
+
+  if (tx.OtherChainSource == null) {
+    throw new ValidationError(
+      'XChainCreateClaimID: missing field OtherChainSource',
+    )
+  }
+
+  if (typeof tx.OtherChainSource !== 'string') {
+    throw new ValidationError(
+      'XChainCreateClaimID: invalid field OtherChainSource',
+    )
+  }
+}

packages/xrpl/src/models/transactions/XChainModifyBridge.ts

@@ -0,0 +1,67 @@
+import { ValidationError } from '../../errors'
+import { Amount, XChainBridge } from '../common'
+
+import {
+  BaseTransaction,
+  GlobalFlags,
+  isAmount,
+  isXChainBridge,
+  validateBaseTransaction,
+} from './common'
+
+export enum XChainModifyBridgeFlags {
+  tfClearAccountCreateAmount = 0x00010000,
+}
+
+export interface XChainModifyBridgeFlagsInterface extends GlobalFlags {
+  tfClearAccountCreateAmount?: boolean
+}
+
+/**
+ *
+ * @category Transaction Models
+ */
+export interface XChainModifyBridge extends BaseTransaction {
+  TransactionType: 'XChainModifyBridge'
+
+  XChainBridge: XChainBridge
+
+  SignatureReward?: Amount
+
+  MinAccountCreateAmount?: Amount
+
+  Flags?: number | XChainModifyBridgeFlagsInterface
+}
+
+/**
+ * Verify the form and type of a XChainModifyBridge at runtime.
+ *
+ * @param tx - A XChainModifyBridge Transaction.
+ * @throws When the XChainModifyBridge is malformed.
+ */
+export function validateXChainModifyBridge(tx: Record<string, unknown>): void {
+  validateBaseTransaction(tx)
+
+  if (tx.XChainBridge == null) {
+    throw new ValidationError('XChainModifyBridge: missing field XChainBridge')
+  }
+
+  if (!isXChainBridge(tx.XChainBridge)) {
+    throw new ValidationError('XChainModifyBridge: invalid field XChainBridge')
+  }
+
+  if (tx.SignatureReward !== undefined && !isAmount(tx.SignatureReward)) {
+    throw new ValidationError(
+      'XChainModifyBridge: invalid field SignatureReward',
+    )
+  }
+
+  if (
+    tx.MinAccountCreateAmount !== undefined &&
+    !isAmount(tx.MinAccountCreateAmount)
+  ) {
+    throw new ValidationError(
+      'XChainModifyBridge: invalid field MinAccountCreateAmount',
+    )
+  }
+}

packages/xrpl/src/models/transactions/common.ts

@@ -4,7 +4,14 @@
 import { TRANSACTION_TYPES } from 'ripple-binary-codec'
 
 import { ValidationError } from '../../errors'
-import { Amount, IssuedCurrencyAmount, Memo, Signer } from '../common'
+import {
+  Amount,
+  IssuedCurrency,
+  IssuedCurrencyAmount,
+  Memo,
+  Signer,
+  XChainBridge,
+} from '../common'
 import { onlyHasFields } from '../utils'
 
 const MEMO_SIZE = 3
@@ -50,17 +57,37 @@ function isSigner(obj: unknown): boolean {
   )
 }
 
+const XRP_CURRENCY_SIZE = 1
+const ISSUE_SIZE = 2
 const ISSUED_CURRENCY_SIZE = 3
+const XCHAIN_BRIDGE_SIZE = 4
 
 function isRecord(value: unknown): value is Record<string, unknown> {
   return value !== null && typeof value === 'object'
 }
 
+/**
+ * Verify the form and type of an IssuedCurrency at runtime.
+ *
+ * @param input - The input to check the form and type of.
+ * @returns Whether the IssuedCurrency is properly formed.
+ */
+export function isIssue(input: unknown): input is IssuedCurrency {
+  return (
+    isRecord(input) &&
+    ((Object.keys(input).length === ISSUE_SIZE &&
+      typeof input.issuer === 'string' &&
+      typeof input.currency === 'string') ||
+      (Object.keys(input).length === XRP_CURRENCY_SIZE &&
+        input.currency === 'XRP'))
+  )
+}
+
 /**
  * Verify the form and type of an IssuedCurrencyAmount at runtime.
  *
  * @param input - The input to check the form and type of.
- * @returns Whether the IssuedCurrencyAmount is malformed.
+ * @returns Whether the IssuedCurrencyAmount is properly formed.
  */
 export function isIssuedCurrency(
   input: unknown,
@@ -78,12 +105,29 @@ export function isIssuedCurrency(
  * Verify the form and type of an Amount at runtime.
  *
  * @param amount - The object to check the form and type of.
- * @returns Whether the Amount is malformed.
+ * @returns Whether the Amount is properly formed.
  */
 export function isAmount(amount: unknown): amount is Amount {
   return typeof amount === 'string' || isIssuedCurrency(amount)
 }
 
+/**
+ * Verify the form and type of an XChainBridge at runtime.
+ *
+ * @param input - The input to check the form and type of.
+ * @returns Whether the XChainBridge is properly formed.
+ */
+export function isXChainBridge(input: unknown): input is XChainBridge {
+  return (
+    isRecord(input) &&
+    Object.keys(input).length === XCHAIN_BRIDGE_SIZE &&
+    typeof input.LockingChainDoor === 'string' &&
+    isIssue(input.LockingChainIssue) &&
+    typeof input.IssuingChainDoor === 'string' &&
+    isIssue(input.IssuingChainIssue)
+  )
+}
+
 // eslint-disable-next-line @typescript-eslint/no-empty-interface -- no global flags right now, so this is fine
 export interface GlobalFlags {}
 

packages/xrpl/src/models/transactions/escrowCancel.ts

@@ -3,7 +3,7 @@ import { ValidationError } from '../../errors'
 import { BaseTransaction, validateBaseTransaction } from './common'
 
 /**
- * Return escrowed XRP to the sender.
+ * Return escrowed amount to the sender.
  *
  * @category Transaction Models
  */

packages/xrpl/src/models/transactions/escrowCreate.ts

@@ -1,22 +1,23 @@
 /* eslint-disable complexity -- Necessary for validateEscrowCreate */
 import { ValidationError } from '../../errors'
+import { Amount } from '../common'
 
-import { BaseTransaction, validateBaseTransaction } from './common'
+import { BaseTransaction, isAmount, validateBaseTransaction } from './common'
 
 /**
- * Sequester XRP until the escrow process either finishes or is canceled.
+ * Sequester amount until the escrow process either finishes or is canceled.
  *
  * @category Transaction Models
  */
 export interface EscrowCreate extends BaseTransaction {
   TransactionType: 'EscrowCreate'
   /**
-   * Amount of XRP, in drops, to deduct from the sender's balance and escrow.
-   * Once escrowed, the XRP can either go to the Destination address (after the.
-   * FinishAfter time) or returned to the sender (after the CancelAfter time).
+   * Amount to deduct from the sender's balance and escrow. Once escrowed, the
+   * amount can either go to the Destination address (after the FinishAfter time)
+   * or returned to the sender (after the CancelAfter time).
    */
-  Amount: string
-  /** Address to receive escrowed XRP. */
+  Amount: Amount
+  /** Address to receive escrowed amount. */
   Destination: string
   /**
    * The time, in seconds since the Ripple Epoch, when this escrow expires.
@@ -25,7 +26,7 @@ export interface EscrowCreate extends BaseTransaction {
    */
   CancelAfter?: number
   /**
-   * The time, in seconds since the Ripple Epoch, when the escrowed XRP can be
+   * The time, in seconds since the Ripple Epoch, when the escrowed amount can be
    * released to the recipient. This value is immutable; the funds cannot move.
    * until this time is reached.
    */
@@ -55,8 +56,8 @@ export function validateEscrowCreate(tx: Record<string, unknown>): void {
     throw new ValidationError('EscrowCreate: missing field Amount')
   }
 
-  if (typeof tx.Amount !== 'string') {
-    throw new ValidationError('EscrowCreate: Amount must be a string')
+  if (typeof tx.Amount !== 'string' && !isAmount(tx.Amount)) {
+    throw new ValidationError('EscrowCreate: Amount must be an Amount')
   }
 
   if (tx.Destination === undefined) {

packages/xrpl/src/models/transactions/escrowFinish.ts

@@ -3,7 +3,7 @@ import { ValidationError } from '../../errors'
 import { BaseTransaction, validateBaseTransaction } from './common'
 
 /**
- * Deliver XRP from a held payment to the recipient.
+ * Deliver amount from a held payment to the recipient.
  *
  * @category Transaction Models
  */

packages/xrpl/src/models/transactions/index.ts

@@ -45,3 +45,15 @@ export { SetRegularKey } from './setRegularKey'
 export { SignerListSet } from './signerListSet'
 export { TicketCreate } from './ticketCreate'
 export { TrustSetFlagsInterface, TrustSetFlags, TrustSet } from './trustSet'
+export { XChainAddAccountCreateAttestation } from './XChainAddAccountCreateAttestation'
+export { XChainAddClaimAttestation } from './XChainAddClaimAttestation'
+export { XChainClaim } from './XChainClaim'
+export { XChainCommit } from './XChainCommit'
+export { XChainCreateBridge } from './XChainCreateBridge'
+export { XChainCreateClaimID } from './XChainCreateClaimID'
+export { XChainAccountCreateCommit } from './XChainAccountCreateCommit'
+export {
+  XChainModifyBridge,
+  XChainModifyBridgeFlags,
+  XChainModifyBridgeFlagsInterface,
+} from './XChainModifyBridge'

packages/xrpl/src/models/transactions/paymentChannelClaim.ts

@@ -1,7 +1,13 @@
 /* eslint-disable complexity -- Necessary for validatePaymentChannelClaim */
 import { ValidationError } from '../../errors'
+import { Amount } from '../common'
 
-import { BaseTransaction, GlobalFlags, validateBaseTransaction } from './common'
+import {
+  BaseTransaction,
+  GlobalFlags,
+  validateBaseTransaction,
+  isAmount,
+} from './common'
 
 /**
  * Enum representing values for PaymentChannelClaim transaction flags.
@@ -18,15 +24,15 @@ export enum PaymentChannelClaimFlags {
   /**
    * Request to close the channel. Only the channel source and destination
    * addresses can use this flag. This flag closes the channel immediately if it
-   * has no more XRP allocated to it after processing the current claim, or if
+   * has no more funds allocated to it after processing the current claim, or if
    * the destination address uses it. If the source address uses this flag when
-   * the channel still holds XRP, this schedules the channel to close after
+   * the channel still holds an amount, this schedules the channel to close after
    * SettleDelay seconds have passed. (Specifically, this sets the Expiration of
    * the channel to the close time of the previous ledger plus the channel's
    * SettleDelay time, unless the channel already has an earlier Expiration
    * time.) If the destination address uses this flag when the channel still
-   * holds XRP, any XRP that remains after processing the claim is returned to
-   * the source address.
+   * holds an amount, any amount that remains after processing the claim is
+   * returned to the source address.
    */
   tfClose = 0x00020000,
 }
@@ -78,21 +84,21 @@ export interface PaymentChannelClaimFlagsInterface extends GlobalFlags {
   /**
    * Request to close the channel. Only the channel source and destination
    * addresses can use this flag. This flag closes the channel immediately if it
-   * has no more XRP allocated to it after processing the current claim, or if
+   * has no more funds allocated to it after processing the current claim, or if
    * the destination address uses it. If the source address uses this flag when
-   * the channel still holds XRP, this schedules the channel to close after
+   * the channel still holds an amount, this schedules the channel to close after
    * SettleDelay seconds have passed. (Specifically, this sets the Expiration of
    * the channel to the close time of the previous ledger plus the channel's
    * SettleDelay time, unless the channel already has an earlier Expiration
    * time.) If the destination address uses this flag when the channel still
-   * holds XRP, any XRP that remains after processing the claim is returned to
-   * the source address.
+   * holds an amount, any amount that remains after processing the claim is
+   * returned to the source address.
    */
   tfClose?: boolean
 }
 
 /**
- * Claim XRP from a payment channel, adjust the payment channel's expiration,
+ * Claim amount from a payment channel, adjust the payment channel's expiration,
  * or both.
  *
  * @category Transaction Models
@@ -103,18 +109,18 @@ export interface PaymentChannelClaim extends BaseTransaction {
   /** The unique ID of the channel as a 64-character hexadecimal string. */
   Channel: string
   /**
-   * Total amount of XRP, in drops, delivered by this channel after processing
-   * this claim. Required to deliver XRP. Must be more than the total amount
-   * delivered by the channel so far, but not greater than the Amount of the
-   * signed claim. Must be provided except when closing the channel.
+   * Total amount delivered by this channel after processing this claim. Required
+   * to deliver amount. Must be more than the total amount delivered by the channel
+   * so far, but not greater than the Amount of the signed claim. Must be provided
+   * except when closing the channel.
    */
-  Balance?: string
+  Balance?: Amount
   /**
-   * The amount of XRP, in drops, authorized by the Signature. This must match
-   * the amount in the signed message. This is the cumulative amount of XRP that
-   * can be dispensed by the channel, including XRP previously redeemed.
+   * The amount authorized by the Signature. This must match the amount in the
+   * signed message. This is the cumulative amount that can be dispensed by the
+   * channel, including amounts previously redeemed. Required unless closing the channel.
    */
-  Amount?: string
+  Amount?: Amount
   /**
    * The signature of this claim, as hexadecimal. The signed message contains
    * the channel ID and the amount of the claim. Required unless the sender of
@@ -147,12 +153,12 @@ export function validatePaymentChannelClaim(tx: Record<string, unknown>): void {
     throw new ValidationError('PaymentChannelClaim: Channel must be a string')
   }
 
-  if (tx.Balance !== undefined && typeof tx.Balance !== 'string') {
-    throw new ValidationError('PaymentChannelClaim: Balance must be a string')
+  if (tx.Balance !== undefined && !isAmount(tx.Balance)) {
+    throw new ValidationError('PaymentChannelClaim: Balance must be an Amount')
   }
 
-  if (tx.Amount !== undefined && typeof tx.Amount !== 'string') {
-    throw new ValidationError('PaymentChannelClaim: Amount must be a string')
+  if (tx.Amount !== undefined && !isAmount(tx.Amount)) {
+    throw new ValidationError('PaymentChannelClaim: Amount must be an Amount')
   }
 
   if (tx.Signature !== undefined && typeof tx.Signature !== 'string') {

packages/xrpl/src/models/transactions/paymentChannelCreate.ts

@@ -1,10 +1,11 @@
 /* eslint-disable complexity -- Necessary for validatePaymentChannelCreate */
 import { ValidationError } from '../../errors'
+import { Amount } from '../common'
 
-import { BaseTransaction, validateBaseTransaction } from './common'
+import { BaseTransaction, validateBaseTransaction, isAmount } from './common'
 
 /**
- * Create a unidirectional channel and fund it with XRP. The address sending
+ * Create a unidirectional channel and fund it. The address sending
  * this transaction becomes the "source address" of the payment channel.
  *
  * @category Transaction Models
@@ -12,20 +13,20 @@ import { BaseTransaction, validateBaseTransaction } from './common'
 export interface PaymentChannelCreate extends BaseTransaction {
   TransactionType: 'PaymentChannelCreate'
   /**
-   * Amount of XRP, in drops, to deduct from the sender's balance and set aside
-   * in this channel. While the channel is open, the XRP can only go to the
-   * Destination address. When the channel closes, any unclaimed XRP is returned
-   * to the source address's balance.
+   * Amount to deduct from the sender's balance and set aside in this channel.
+   * While the channel is open, the amount can only go to the Destination
+   * address. When the channel closes, any unclaimed amount is returned to
+   * the source address's balance.
    */
-  Amount: string
+  Amount: Amount
   /**
-   * Address to receive XRP claims against this channel. This is also known as
+   * Address to receive claims against this channel. This is also known as
    * the "destination address" for the channel.
    */
   Destination: string
   /**
    * Amount of time the source address must wait before closing the channel if
-   * it has unclaimed XRP.
+   * it has unclaimed amount.
    */
   SettleDelay: number
   /**
@@ -65,8 +66,8 @@ export function validatePaymentChannelCreate(
     throw new ValidationError('PaymentChannelCreate: missing Amount')
   }
 
-  if (typeof tx.Amount !== 'string') {
-    throw new ValidationError('PaymentChannelCreate: Amount must be a string')
+  if (typeof tx.Amount !== 'string' && !isAmount(tx.Amount)) {
+    throw new ValidationError('PaymentChannelCreate: Amount must be an Amount')
   }
 
   if (tx.Destination === undefined) {

packages/xrpl/src/models/transactions/paymentChannelFund.ts

@@ -1,9 +1,10 @@
 import { ValidationError } from '../../errors'
+import { Amount } from '../common'
 
-import { BaseTransaction, validateBaseTransaction } from './common'
+import { BaseTransaction, validateBaseTransaction, isAmount } from './common'
 
 /**
- * Add additional XRP to an open payment channel, and optionally update the
+ * Add additional amount to an open payment channel, and optionally update the
  * expiration time of the channel. Only the source address of the channel can
  * use this transaction.
  *
@@ -17,16 +18,15 @@ export interface PaymentChannelFund extends BaseTransaction {
    */
   Channel: string
   /**
-   * Amount of XRP in drops to add to the channel. Must be a positive amount
-   * of XRP.
+   * Amount to add to the channel. Must be a positive amount
    */
-  Amount: string
+  Amount: Amount
   /**
    * New Expiration time to set for the channel in seconds since the Ripple
    * Epoch. This must be later than either the current time plus the SettleDelay
    * of the channel, or the existing Expiration of the channel. After the
    * Expiration time, any transaction that would access the channel closes the
-   * channel without taking its normal action. Any unspent XRP is returned to
+   * channel without taking its normal action. Any unspent amount is returned to
    * the source address when the channel closes. (Expiration is separate from
    * the channel's immutable CancelAfter time.) For more information, see the
    * PayChannel ledger object type.
@@ -55,8 +55,8 @@ export function validatePaymentChannelFund(tx: Record<string, unknown>): void {
     throw new ValidationError('PaymentChannelFund: missing Amount')
   }
 
-  if (typeof tx.Amount !== 'string') {
-    throw new ValidationError('PaymentChannelFund: Amount must be a string')
+  if (typeof tx.Amount !== 'string' && !isAmount(tx.Amount)) {
+    throw new ValidationError('PaymentChannelFund: Amount must be an Amount')
   }
 
   if (tx.Expiration !== undefined && typeof tx.Expiration !== 'number') {

packages/xrpl/src/models/transactions/transaction.ts

@@ -51,6 +51,32 @@ import { SetRegularKey, validateSetRegularKey } from './setRegularKey'
 import { SignerListSet, validateSignerListSet } from './signerListSet'
 import { TicketCreate, validateTicketCreate } from './ticketCreate'
 import { TrustSet, validateTrustSet } from './trustSet'
+import {
+  XChainAccountCreateCommit,
+  validateXChainAccountCreateCommit,
+} from './XChainAccountCreateCommit'
+import {
+  XChainAddAccountCreateAttestation,
+  validateXChainAddAccountCreateAttestation,
+} from './XChainAddAccountCreateAttestation'
+import {
+  XChainAddClaimAttestation,
+  validateXChainAddClaimAttestation,
+} from './XChainAddClaimAttestation'
+import { XChainClaim, validateXChainClaim } from './XChainClaim'
+import { XChainCommit, validateXChainCommit } from './XChainCommit'
+import {
+  XChainCreateBridge,
+  validateXChainCreateBridge,
+} from './XChainCreateBridge'
+import {
+  XChainCreateClaimID,
+  validateXChainCreateClaimID,
+} from './XChainCreateClaimID'
+import {
+  XChainModifyBridge,
+  validateXChainModifyBridge,
+} from './XChainModifyBridge'
 
 /**
  * @category Transaction Models
@@ -80,6 +106,14 @@ export type Transaction =
   | SignerListSet
   | TicketCreate
   | TrustSet
+  | XChainAddAccountCreateAttestation
+  | XChainAddClaimAttestation
+  | XChainClaim
+  | XChainCommit
+  | XChainCreateBridge
+  | XChainCreateClaimID
+  | XChainAccountCreateCommit
+  | XChainModifyBridge
 
 /**
  * @category Transaction Models
@@ -204,6 +238,38 @@ export function validate(transaction: Record<string, unknown>): void {
       validateTrustSet(tx)
       break
 
+    case 'XChainAddAccountCreateAttestation':
+      validateXChainAddAccountCreateAttestation(tx)
+      break
+
+    case 'XChainAddClaimAttestation':
+      validateXChainAddClaimAttestation(tx)
+      break
+
+    case 'XChainClaim':
+      validateXChainClaim(tx)
+      break
+
+    case 'XChainCommit':
+      validateXChainCommit(tx)
+      break
+
+    case 'XChainCreateBridge':
+      validateXChainCreateBridge(tx)
+      break
+
+    case 'XChainCreateClaimID':
+      validateXChainCreateClaimID(tx)
+      break
+
+    case 'XChainAccountCreateCommit':
+      validateXChainAccountCreateCommit(tx)
+      break
+
+    case 'XChainModifyBridge':
+      validateXChainModifyBridge(tx)
+      break
+
     default:
       throw new ValidationError(
         `Invalid field TransactionType: ${tx.TransactionType}`,

packages/xrpl/src/models/utils/flags.ts

@@ -6,22 +6,14 @@ import {
   AccountRootFlagsInterface,
   AccountRootFlags,
 } from '../ledger/AccountRoot'
-import {
-  AccountSetFlagsInterface,
-  AccountSetTfFlags,
-} from '../transactions/accountSet'
+import { AccountSetTfFlags } from '../transactions/accountSet'
 import { GlobalFlags } from '../transactions/common'
-import {
-  OfferCreateFlagsInterface,
-  OfferCreateFlags,
-} from '../transactions/offerCreate'
-import { PaymentFlagsInterface, PaymentFlags } from '../transactions/payment'
-import {
-  PaymentChannelClaimFlagsInterface,
-  PaymentChannelClaimFlags,
-} from '../transactions/paymentChannelClaim'
+import { OfferCreateFlags } from '../transactions/offerCreate'
+import { PaymentFlags } from '../transactions/payment'
+import { PaymentChannelClaimFlags } from '../transactions/paymentChannelClaim'
 import type { Transaction } from '../transactions/transaction'
-import { TrustSetFlagsInterface, TrustSetFlags } from '../transactions/trustSet'
+import { TrustSetFlags } from '../transactions/trustSet'
+import { XChainModifyBridgeFlags } from '../transactions/XChainModifyBridge'
 
 import { isFlagEnabled } from '.'
 
@@ -61,55 +53,30 @@ export function setTransactionFlagsToNumber(tx: Transaction): void {
 
   switch (tx.TransactionType) {
     case 'AccountSet':
-      tx.Flags = convertAccountSetFlagsToNumber(tx.Flags)
+      tx.Flags = convertFlagsToNumber(tx.Flags, AccountSetTfFlags)
       return
     case 'OfferCreate':
-      tx.Flags = convertOfferCreateFlagsToNumber(tx.Flags)
+      tx.Flags = convertFlagsToNumber(tx.Flags, OfferCreateFlags)
       return
     case 'PaymentChannelClaim':
-      tx.Flags = convertPaymentChannelClaimFlagsToNumber(tx.Flags)
+      tx.Flags = convertFlagsToNumber(tx.Flags, PaymentChannelClaimFlags)
       return
     case 'Payment':
-      tx.Flags = convertPaymentTransactionFlagsToNumber(tx.Flags)
+      tx.Flags = convertFlagsToNumber(tx.Flags, PaymentFlags)
       return
     case 'TrustSet':
-      tx.Flags = convertTrustSetFlagsToNumber(tx.Flags)
+      tx.Flags = convertFlagsToNumber(tx.Flags, TrustSetFlags)
+      return
+    case 'XChainModifyBridge':
+      tx.Flags = convertFlagsToNumber(tx.Flags, XChainModifyBridgeFlags)
       return
     default:
       tx.Flags = 0
   }
 }
 
-function convertAccountSetFlagsToNumber(
-  flags: AccountSetFlagsInterface,
-): number {
-  return reduceFlags(flags, AccountSetTfFlags)
-}
-
-function convertOfferCreateFlagsToNumber(
-  flags: OfferCreateFlagsInterface,
-): number {
-  return reduceFlags(flags, OfferCreateFlags)
-}
-
-function convertPaymentChannelClaimFlagsToNumber(
-  flags: PaymentChannelClaimFlagsInterface,
-): number {
-  return reduceFlags(flags, PaymentChannelClaimFlags)
-}
-
-function convertPaymentTransactionFlagsToNumber(
-  flags: PaymentFlagsInterface,
-): number {
-  return reduceFlags(flags, PaymentFlags)
-}
-
-function convertTrustSetFlagsToNumber(flags: TrustSetFlagsInterface): number {
-  return reduceFlags(flags, TrustSetFlags)
-}
-
 // eslint-disable-next-line @typescript-eslint/no-explicit-any -- added ValidationError check for flagEnum
-function reduceFlags(flags: GlobalFlags, flagEnum: any): number {
+function convertFlagsToNumber(flags: GlobalFlags, flagEnum: any): number {
   return Object.keys(flags).reduce((resultFlags, flag) => {
     // eslint-disable-next-line @typescript-eslint/no-unsafe-member-access -- safe member access
     if (flagEnum[flag] == null) {

packages/xrpl/test/integration/requests/serverState.test.ts

@@ -31,7 +31,7 @@ describe('server_state', function () {
         id: 0,
         result: {
           state: {
-            build_version: '1.7.3',
+            build_version: '1.10.0-rc1',
             complete_ledgers: '2563-2932',
             io_latency_ms: 1,
             jq_trans_overflow: '0',
@@ -103,6 +103,8 @@ describe('server_state', function () {
       )
 
       const removeKeys = [
+        'initial_sync_duration_us',
+        'node_size',
         'complete_ledgers',
         'load',
         'state_accounting',
@@ -133,7 +135,7 @@ describe('server_state', function () {
         )
         assert.equal(
           typeof response.result.state.state_accounting[key].transitions,
-          'number',
+          'string',
         )
       })
 

packages/xrpl/test/integration/requests/subscribe.test.ts

@@ -158,7 +158,7 @@ describe('subscribe', function () {
         // Explicitly checking that there are only known fields in the return
         const expectedResult = {
           fee_base: ledgerResponse.fee_base,
-          fee_ref: ledgerResponse.fee_ref,
+          fee_ref: 0,
           ledger_hash: ledgerResponse.ledger_hash,
           ledger_index: ledgerResponse.ledger_index,
           ledger_time: ledgerResponse.ledger_time,

packages/xrpl/test/integration/setup.ts

@@ -1,11 +1,14 @@
 import { Client, Wallet } from '../../src'
+import { AccountSet, TrustSet, Payment } from '../../src/models/transactions'
 
 import serverUrl from './serverUrl'
-import { fundAccount } from './utils'
+import { fundAccount, ledgerAccept } from './utils'
 
 export interface XrplIntegrationTestContext {
   client: Client
   wallet: Wallet
+  destination: Wallet
+  gateway: Wallet
 }
 
 export async function teardownClient(
@@ -29,18 +32,137 @@ async function connectWithRetry(client: Client, tries = 0): Promise<void> {
   })
 }
 
+// eslint-disable-next-line max-params -- need comments
+async function initToken(
+  client: Client,
+  wallet: Wallet,
+  destination: Wallet,
+  gateway: Wallet,
+): Promise<void> {
+  const atx: AccountSet = {
+    TransactionType: 'AccountSet',
+    Account: gateway.classicAddress,
+    SetFlag: 8,
+  }
+  const atxr = await client.submit(atx, {
+    wallet: gateway,
+  })
+  if (atxr.result.engine_result !== 'tesSUCCESS') {
+    // eslint-disable-next-line no-console -- happens only when something goes wrong
+    console.log(atxr)
+  }
+  await ledgerAccept(client)
+
+  const wtl: TrustSet = {
+    TransactionType: 'TrustSet',
+    Account: wallet.classicAddress,
+    LimitAmount: {
+      currency: 'USD',
+      issuer: gateway.classicAddress,
+      value: '100000',
+    },
+  }
+
+  const wtlr = await client.submit(wtl, {
+    wallet,
+  })
+  if (wtlr.result.engine_result !== 'tesSUCCESS') {
+    // eslint-disable-next-line no-console -- happens only when something goes wrong
+    console.log(wtlr)
+  }
+  await ledgerAccept(client)
+
+  const dtl: TrustSet = {
+    TransactionType: 'TrustSet',
+    Account: destination.classicAddress,
+    LimitAmount: {
+      currency: 'USD',
+      issuer: gateway.classicAddress,
+      value: '100000',
+    },
+  }
+
+  const dtlr = await client.submit(dtl, {
+    wallet: destination,
+  })
+  if (wtlr.result.engine_result !== 'tesSUCCESS') {
+    // eslint-disable-next-line no-console -- happens only when something goes wrong
+    console.log(dtlr)
+  }
+  await ledgerAccept(client)
+
+  const wp: Payment = {
+    TransactionType: 'Payment',
+    Account: gateway.classicAddress,
+    Destination: wallet.classicAddress,
+    Amount: {
+      currency: 'USD',
+      issuer: gateway.classicAddress,
+      value: '10000',
+    },
+  }
+
+  const wpr = await client.submit(wp, {
+    wallet: gateway,
+  })
+  if (wpr.result.engine_result !== 'tesSUCCESS') {
+    // eslint-disable-next-line no-console -- happens only when something goes wrong
+    console.log(wpr)
+  }
+  await ledgerAccept(client)
+
+  const dp: Payment = {
+    TransactionType: 'Payment',
+    Account: gateway.classicAddress,
+    Destination: destination.classicAddress,
+    Amount: {
+      currency: 'USD',
+      issuer: gateway.classicAddress,
+      value: '10000',
+    },
+  }
+
+  const dpr = await client.submit(dp, {
+    wallet: gateway,
+  })
+  if (dpr.result.engine_result !== 'tesSUCCESS') {
+    // eslint-disable-next-line no-console -- happens only when something goes wrong
+    console.log(dpr)
+  }
+  await ledgerAccept(client)
+}
+
 export async function setupClient(
   server = serverUrl,
+  token?: boolean | false,
 ): Promise<XrplIntegrationTestContext> {
   const context: XrplIntegrationTestContext = {
     client: new Client(server, { timeout: 200000 }),
     wallet: Wallet.generate(),
+    destination: Wallet.generate(),
+    gateway: Wallet.generate(),
   }
   return connectWithRetry(context.client).then(async () => {
     await fundAccount(context.client, context.wallet, {
       count: 20,
       delayMs: 1000,
     })
+    if (token) {
+      await fundAccount(context.client, context.destination, {
+        count: 20,
+        delayMs: 1000,
+      })
+      await fundAccount(context.client, context.gateway, {
+        count: 20,
+        delayMs: 1000,
+      })
+      await initToken(
+        context.client,
+        context.wallet,
+        context.destination,
+        context.gateway,
+      )
+    }
     return context
   })
 }

packages/xrpl/test/integration/transactions/escrowCancel.test.ts

@@ -7,13 +7,7 @@ import {
   teardownClient,
   type XrplIntegrationTestContext,
 } from '../setup'
-import {
-  // calculateWaitTimeForTransaction,
-  generateFundedWallet,
-  // getXRPBalance,
-  testTransaction,
-  submitTransaction,
-} from '../utils'
+import { testTransaction, submitTransaction } from '../utils'
 
 // TODO: Fix these tests
 // NOTE: Because ledger accept is called among multiple tests, the actual ledger close time is not
@@ -30,16 +24,13 @@ describe('EscrowCancel', function () {
   let testContext: XrplIntegrationTestContext
 
   beforeEach(async () => {
-    testContext = await setupClient(serverUrl)
+    testContext = await setupClient(serverUrl, true)
   })
   afterEach(async () => teardownClient(testContext))
 
   it(
-    'base',
+    'test xrp',
     async () => {
-      // Funding the wallet can take some time, so we do it first BEFORE getting the ledger close_time.
-      const wallet1 = await generateFundedWallet(testContext.client)
-
       // get the most recent close_time from the standalone container for cancel & finish after.
       const CLOSE_TIME: number = (
         await testContext.client.request({
@@ -54,7 +45,7 @@ describe('EscrowCancel', function () {
         Account: testContext.wallet.classicAddress,
         TransactionType: 'EscrowCreate',
         Amount: '10000',
-        Destination: wallet1.classicAddress,
+        Destination: testContext.destination.classicAddress,
         CancelAfter: CLOSE_TIME + 3,
         FinishAfter: CLOSE_TIME + 2,
       }
@@ -74,12 +65,101 @@ describe('EscrowCancel', function () {
         })
       ).result.account_objects
 
-      assert.equal(accountObjects.length, 1)
+      assert.equal(accountObjects.length, 2)
 
       const sequence = (
         await testContext.client.request({
           command: 'tx',
-          transaction: accountObjects[0].PreviousTxnID,
+          transaction: accountObjects[1].PreviousTxnID,
+        })
+      ).result.Sequence
+
+      if (!sequence) {
+        throw new Error('sequence did not exist')
+      }
+
+      const cancelTx: EscrowCancel = {
+        TransactionType: 'EscrowCancel',
+        Account: testContext.wallet.classicAddress,
+        Owner: testContext.wallet.classicAddress,
+        OfferSequence: sequence,
+      }
+
+      // We set the CancelAfter timer to be 3 seconds after the last ledger close_time. We need to wait this long
+      // before we can cancel the escrow.
+      // const cancelAfterTimerPromise = new Promise((resolve) => {
+      //   setTimeout(resolve, waitTimeInMs)
+      // })
+
+      // Make sure we wait long enough before canceling the escrow.
+      // await cancelAfterTimerPromise
+
+      // await testTransaction(testContext.client, cancelTx, testContext.wallet, {
+      //   count: 20,
+      //   delayMs: 2000,
+      // })
+
+      await submitTransaction({
+        client: testContext.client,
+        transaction: cancelTx,
+        wallet: testContext.wallet,
+      })
+
+      // Make sure the Destination wallet did not receive any XRP.
+      // assert.equal(
+      //   await getXRPBalance(testContext.client, wallet1),
+      //   initialBalanceWallet1,
+      // )
+    },
+    TIMEOUT,
+  )
+  it(
+    'test token',
+    async () => {
+      // get the most recent close_time from the standalone container for cancel & finish after.
+      const CLOSE_TIME: number = (
+        await testContext.client.request({
+          command: 'ledger',
+          ledger_index: 'validated',
+        })
+      ).result.ledger.close_time
+
+      // const waitTimeInMs = calculateWaitTimeForTransaction(CLOSE_TIME)
+
+      const createTx: EscrowCreate = {
+        Account: testContext.wallet.classicAddress,
+        TransactionType: 'EscrowCreate',
+        Amount: {
+          currency: 'USD',
+          issuer: testContext.gateway.classicAddress,
+          value: '100',
+        },
+        Destination: testContext.destination.classicAddress,
+        CancelAfter: CLOSE_TIME + 3,
+        FinishAfter: CLOSE_TIME + 2,
+      }
+
+      await testTransaction(testContext.client, createTx, testContext.wallet)
+
+      // const initialBalanceWallet1 = await getXRPBalance(
+      //   testContext.client,
+      //   wallet1,
+      // )
+
+      // check that the object was actually created
+      const accountObjects = (
+        await testContext.client.request({
+          command: 'account_objects',
+          account: testContext.wallet.classicAddress,
+        })
+      ).result.account_objects
+
+      assert.equal(accountObjects.length, 2)
+
+      const sequence = (
+        await testContext.client.request({
+          command: 'tx',
+          transaction: accountObjects[1].PreviousTxnID,
         })
       ).result.Sequence
 

packages/xrpl/test/integration/transactions/escrowCreate.test.ts

@@ -7,7 +7,7 @@ import {
   teardownClient,
   type XrplIntegrationTestContext,
 } from '../setup'
-import { generateFundedWallet, testTransaction } from '../utils'
+import { testTransaction } from '../utils'
 
 // how long before each test case times out
 const TIMEOUT = 20000
@@ -16,15 +16,13 @@ describe('EscrowCreate', function () {
   let testContext: XrplIntegrationTestContext
 
   beforeEach(async () => {
-    testContext = await setupClient(serverUrl)
+    testContext = await setupClient(serverUrl, true)
   })
   afterEach(async () => teardownClient(testContext))
 
   it(
-    'base',
+    'test xrp',
     async () => {
-      const wallet2 = await generateFundedWallet(testContext.client)
-
       // get the most recent close_time from the standalone container for finish after.
       const CLOSE_TIME: number = (
         await testContext.client.request({
@@ -37,7 +35,7 @@ describe('EscrowCreate', function () {
         Account: testContext.wallet.classicAddress,
         TransactionType: 'EscrowCreate',
         Amount: '10000',
-        Destination: wallet2.classicAddress,
+        Destination: testContext.destination.classicAddress,
         FinishAfter: CLOSE_TIME + 2,
       }
 
@@ -51,7 +49,46 @@ describe('EscrowCreate', function () {
             account: testContext.wallet.classicAddress,
           })
         ).result.account_objects.length,
-        1,
+        2,
+      )
+    },
+    TIMEOUT,
+  )
+
+  it(
+    'test token',
+    async () => {
+      // get the most recent close_time from the standalone container for finish after.
+      const CLOSE_TIME: number = (
+        await testContext.client.request({
+          command: 'ledger',
+          ledger_index: 'validated',
+        })
+      ).result.ledger.close_time
+
+      const tx: EscrowCreate = {
+        Account: testContext.wallet.classicAddress,
+        TransactionType: 'EscrowCreate',
+        Amount: {
+          currency: 'USD',
+          issuer: testContext.gateway.classicAddress,
+          value: '100',
+        },
+        Destination: testContext.destination.classicAddress,
+        FinishAfter: CLOSE_TIME + 2,
+      }
+
+      await testTransaction(testContext.client, tx, testContext.wallet)
+
+      // check that the object was actually created
+      assert.equal(
+        (
+          await testContext.client.request({
+            command: 'account_objects',
+            account: testContext.wallet.classicAddress,
+          })
+        ).result.account_objects.length,
+        2,
       )
     },
     TIMEOUT,

packages/xrpl/test/integration/transactions/escrowFinish.test.ts

@@ -9,7 +9,6 @@ import {
 } from '../setup'
 import {
   calculateWaitTimeForTransaction,
-  generateFundedWallet,
   getXRPBalance,
   testTransaction,
 } from '../utils'
@@ -21,15 +20,13 @@ describe('EscrowFinish', function () {
   let testContext: XrplIntegrationTestContext
 
   beforeEach(async () => {
-    testContext = await setupClient(serverUrl)
+    testContext = await setupClient(serverUrl, true)
   })
   afterEach(async () => teardownClient(testContext))
 
   it(
-    'base',
+    'test xrp',
     async () => {
-      const wallet1 = await generateFundedWallet(testContext.client)
-
       // get the most recent close_time from the standalone container for cancel & finish after.
       const CLOSE_TIME: number = (
         await testContext.client.request({
@@ -40,13 +37,11 @@ describe('EscrowFinish', function () {
 
       const waitTimeInMs = calculateWaitTimeForTransaction(CLOSE_TIME)
 
-      const AMOUNT = 10000
-
       const createTx: EscrowCreate = {
         Account: testContext.wallet.classicAddress,
         TransactionType: 'EscrowCreate',
-        Amount: AMOUNT.toString(),
-        Destination: wallet1.classicAddress,
+        Amount: '10000',
+        Destination: testContext.destination.classicAddress,
         FinishAfter: CLOSE_TIME + 2,
       }
 
@@ -56,7 +51,10 @@ describe('EscrowFinish', function () {
 
       await testTransaction(testContext.client, createTx, testContext.wallet)
 
-      const initialBalance = await getXRPBalance(testContext.client, wallet1)
+      const initialBalance = await getXRPBalance(
+        testContext.client,
+        testContext.destination,
+      )
 
       // check that the object was actually created
       const accountObjects = (
@@ -66,12 +64,12 @@ describe('EscrowFinish', function () {
         })
       ).result.account_objects
 
-      assert.equal(accountObjects.length, 1)
+      assert.equal(accountObjects.length, 2)
 
       const sequence = (
         await testContext.client.request({
           command: 'tx',
-          transaction: accountObjects[0].PreviousTxnID,
+          transaction: accountObjects[1].PreviousTxnID,
         })
       ).result.Sequence
 
@@ -86,9 +84,81 @@ describe('EscrowFinish', function () {
 
       await testTransaction(testContext.client, finishTx, testContext.wallet)
 
-      const expectedBalance = String(Number(initialBalance) + Number(AMOUNT))
+      const expectedBalance = String(Number(initialBalance) + Number('10000'))
       assert.equal(
-        await getXRPBalance(testContext.client, wallet1),
+        await getXRPBalance(testContext.client, testContext.destination),
+        expectedBalance,
+      )
+    },
+    TIMEOUT,
+  )
+  it(
+    'test token',
+    async () => {
+      // get the most recent close_time from the standalone container for cancel & finish after.
+      const CLOSE_TIME: number = (
+        await testContext.client.request({
+          command: 'ledger',
+          ledger_index: 'validated',
+        })
+      ).result.ledger.close_time
+
+      const waitTimeInMs = calculateWaitTimeForTransaction(CLOSE_TIME)
+
+      const createTx: EscrowCreate = {
+        Account: testContext.wallet.classicAddress,
+        TransactionType: 'EscrowCreate',
+        Amount: {
+          currency: 'USD',
+          issuer: testContext.gateway.classicAddress,
+          value: '100',
+        },
+        Destination: testContext.destination.classicAddress,
+        FinishAfter: CLOSE_TIME + 2,
+      }
+
+      const finishAfterPromise = new Promise((resolve) => {
+        setTimeout(resolve, waitTimeInMs)
+      })
+
+      await testTransaction(testContext.client, createTx, testContext.wallet)
+
+      const initialBalance = await getXRPBalance(
+        testContext.client,
+        testContext.destination,
+      )
+
+      // check that the object was actually created
+      const accountObjects = (
+        await testContext.client.request({
+          command: 'account_objects',
+          account: testContext.wallet.classicAddress,
+        })
+      ).result.account_objects
+
+      assert.equal(accountObjects.length, 2)
+
+      const sequence = (
+        await testContext.client.request({
+          command: 'tx',
+          transaction: accountObjects[1].PreviousTxnID,
+        })
+      ).result.Sequence
+
+      const finishTx: EscrowFinish = {
+        TransactionType: 'EscrowFinish',
+        Account: testContext.wallet.classicAddress,
+        Owner: testContext.wallet.classicAddress,
+        OfferSequence: sequence!,
+      }
+
+      await finishAfterPromise
+
+      await testTransaction(testContext.client, finishTx, testContext.wallet)
+
+      const expectedBalance = String(Number(initialBalance))
+      assert.equal(
+        await getXRPBalance(testContext.client, testContext.destination),
         expectedBalance,
       )
     },

packages/xrpl/test/integration/transactions/paymentChannelClaim.test.ts

@@ -5,7 +5,7 @@ import {
   teardownClient,
   type XrplIntegrationTestContext,
 } from '../setup'
-import { generateFundedWallet, testTransaction } from '../utils'
+import { testTransaction } from '../utils'
 
 // how long before each test case times out
 const TIMEOUT = 20000
@@ -15,19 +15,18 @@ describe('PaymentChannelClaim', function () {
   let testContext: XrplIntegrationTestContext
 
   beforeEach(async () => {
-    testContext = await setupClient(serverUrl)
+    testContext = await setupClient(serverUrl, true)
   })
   afterEach(async () => teardownClient(testContext))
 
   it(
-    'base',
+    'test xrp',
     async () => {
-      const wallet2 = await generateFundedWallet(testContext.client)
       const paymentChannelCreate: PaymentChannelCreate = {
         TransactionType: 'PaymentChannelCreate',
         Account: testContext.wallet.classicAddress,
         Amount: '100',
-        Destination: wallet2.classicAddress,
+        Destination: testContext.destination.classicAddress,
         SettleDelay: 86400,
         PublicKey: testContext.wallet.publicKey,
       }
@@ -48,7 +47,7 @@ describe('PaymentChannelClaim', function () {
         TransactionType: 'PaymentChannelClaim',
         Channel: hashPaymentChannel(
           testContext.wallet.classicAddress,
-          wallet2.classicAddress,
+          testContext.destination.classicAddress,
           paymentChannelResponse.result.tx_json.Sequence ?? 0,
         ),
         Amount: '100',
@@ -62,4 +61,48 @@ describe('PaymentChannelClaim', function () {
     },
     TIMEOUT,
   )
+  it(
+    'test token',
+    async () => {
+      const paymentChannelCreate: PaymentChannelCreate = {
+        TransactionType: 'PaymentChannelCreate',
+        Account: testContext.wallet.classicAddress,
+        Amount: {
+          currency: 'USD',
+          issuer: testContext.gateway.classicAddress,
+          value: '100',
+        },
+        Destination: testContext.destination.classicAddress,
+        SettleDelay: 86400,
+        PublicKey: testContext.wallet.publicKey,
+      }
+
+      const paymentChannelResponse = await testContext.client.submit(
+        paymentChannelCreate,
+        { wallet: testContext.wallet },
+      )
+
+      const paymentChannelClaim: PaymentChannelClaim = {
+        Account: testContext.wallet.classicAddress,
+        TransactionType: 'PaymentChannelClaim',
+        Channel: hashPaymentChannel(
+          testContext.wallet.classicAddress,
+          testContext.destination.classicAddress,
+          paymentChannelResponse.result.tx_json.Sequence ?? 0,
+        ),
+        Amount: {
+          currency: 'USD',
+          issuer: testContext.gateway.classicAddress,
+          value: '100',
+        },
+      }
+
+      await testTransaction(
+        testContext.client,
+        paymentChannelClaim,
+        testContext.wallet,
+      )
+    },
+    TIMEOUT,
+  )
 })

packages/xrpl/test/integration/transactions/paymentChannelCreate.test.ts

@@ -1,32 +1,78 @@
-import { PaymentChannelCreate } from '../../../src'
+import { PaymentChannelCreate, hashes, PaymentChannelClaim } from '../../../src'
 import serverUrl from '../serverUrl'
 import {
   setupClient,
   teardownClient,
   type XrplIntegrationTestContext,
 } from '../setup'
-import { generateFundedWallet, testTransaction } from '../utils'
+import { testTransaction } from '../utils'
 
 // how long before each test case times out
 const TIMEOUT = 20000
+const { hashPaymentChannel } = hashes
 
-describe('PaymentChannelCreate', function () {
+describe('PaymentChannelClaim', function () {
   let testContext: XrplIntegrationTestContext
 
   beforeEach(async () => {
-    testContext = await setupClient(serverUrl)
+    testContext = await setupClient(serverUrl, true)
   })
   afterEach(async () => teardownClient(testContext))
 
   it(
-    'base',
+    'test xrp',
     async () => {
-      const wallet2 = await generateFundedWallet(testContext.client)
       const paymentChannelCreate: PaymentChannelCreate = {
         TransactionType: 'PaymentChannelCreate',
         Account: testContext.wallet.classicAddress,
         Amount: '100',
-        Destination: wallet2.classicAddress,
+        Destination: testContext.destination.classicAddress,
+        SettleDelay: 86400,
+        PublicKey: testContext.wallet.publicKey,
+      }
+
+      const paymentChannelResponse = await testContext.client.submit(
+        paymentChannelCreate,
+        { wallet: testContext.wallet },
+      )
+
+      await testTransaction(
+        testContext.client,
+        paymentChannelCreate,
+        testContext.wallet,
+      )
+
+      const paymentChannelClaim: PaymentChannelClaim = {
+        Account: testContext.wallet.classicAddress,
+        TransactionType: 'PaymentChannelClaim',
+        Channel: hashPaymentChannel(
+          testContext.wallet.classicAddress,
+          testContext.destination.classicAddress,
+          paymentChannelResponse.result.tx_json.Sequence ?? 0,
+        ),
+        Amount: '100',
+      }
+
+      await testTransaction(
+        testContext.client,
+        paymentChannelClaim,
+        testContext.wallet,
+      )
+    },
+    TIMEOUT,
+  )
+  it(
+    'test token',
+    async () => {
+      const paymentChannelCreate: PaymentChannelCreate = {
+        TransactionType: 'PaymentChannelCreate',
+        Account: testContext.wallet.classicAddress,
+        Amount: {
+          currency: 'USD',
+          issuer: testContext.gateway.classicAddress,
+          value: '100',
+        },
+        Destination: testContext.destination.classicAddress,
         SettleDelay: 86400,
         PublicKey: testContext.wallet.publicKey,
       }

packages/xrpl/test/integration/transactions/paymentChannelFund.test.ts

@@ -5,29 +5,28 @@ import {
   teardownClient,
   type XrplIntegrationTestContext,
 } from '../setup'
-import { generateFundedWallet, testTransaction } from '../utils'
+import { testTransaction } from '../utils'
 
 // how long before each test case times out
 const TIMEOUT = 20000
 const { hashPaymentChannel } = hashes
 
-describe('PaymentChannelFund', function () {
+describe('PaymentChannelClaim', function () {
   let testContext: XrplIntegrationTestContext
 
   beforeEach(async () => {
-    testContext = await setupClient(serverUrl)
+    testContext = await setupClient(serverUrl, true)
   })
   afterEach(async () => teardownClient(testContext))
 
   it(
-    'base',
+    'test xrp',
     async () => {
-      const wallet2 = await generateFundedWallet(testContext.client)
       const paymentChannelCreate: PaymentChannelCreate = {
         TransactionType: 'PaymentChannelCreate',
         Account: testContext.wallet.classicAddress,
         Amount: '100',
-        Destination: wallet2.classicAddress,
+        Destination: testContext.destination.classicAddress,
         SettleDelay: 86400,
         PublicKey: testContext.wallet.publicKey,
       }
@@ -36,6 +35,7 @@ describe('PaymentChannelFund', function () {
         paymentChannelCreate,
         { wallet: testContext.wallet },
       )
+
       await testTransaction(
         testContext.client,
         paymentChannelCreate,
@@ -47,7 +47,7 @@ describe('PaymentChannelFund', function () {
         TransactionType: 'PaymentChannelFund',
         Channel: hashPaymentChannel(
           testContext.wallet.classicAddress,
-          wallet2.classicAddress,
+          testContext.destination.classicAddress,
           paymentChannelResponse.result.tx_json.Sequence ?? 0,
         ),
         Amount: '100',
@@ -61,4 +61,48 @@ describe('PaymentChannelFund', function () {
     },
     TIMEOUT,
   )
+  it(
+    'test token',
+    async () => {
+      const paymentChannelCreate: PaymentChannelCreate = {
+        TransactionType: 'PaymentChannelCreate',
+        Account: testContext.wallet.classicAddress,
+        Amount: {
+          currency: 'USD',
+          issuer: testContext.gateway.classicAddress,
+          value: '100',
+        },
+        Destination: testContext.destination.classicAddress,
+        SettleDelay: 86400,
+        PublicKey: testContext.wallet.publicKey,
+      }
+
+      const paymentChannelResponse = await testContext.client.submit(
+        paymentChannelCreate,
+        { wallet: testContext.wallet },
+      )
+
+      const paymentChannelFund: PaymentChannelFund = {
+        Account: testContext.wallet.classicAddress,
+        TransactionType: 'PaymentChannelFund',
+        Channel: hashPaymentChannel(
+          testContext.wallet.classicAddress,
+          testContext.destination.classicAddress,
+          paymentChannelResponse.result.tx_json.Sequence ?? 0,
+        ),
+        Amount: {
+          currency: 'USD',
+          issuer: testContext.gateway.classicAddress,
+          value: '100',
+        },
+      }
+
+      await testTransaction(
+        testContext.client,
+        paymentChannelFund,
+        testContext.wallet,
+      )
+    },
+    TIMEOUT,
+  )
 })

packages/xrpl/test/models/escrowCreate.test.ts

@@ -82,12 +82,12 @@ describe('EscrowCreate', function () {
     assert.throws(
       () => validateEscrowCreate(escrow),
       ValidationError,
-      'EscrowCreate: Amount must be a string',
+      'EscrowCreate: Amount must be an Amount',
     )
     assert.throws(
       () => validate(escrow),
       ValidationError,
-      'EscrowCreate: Amount must be a string',
+      'EscrowCreate: Amount must be an Amount',
     )
   })
 

packages/xrpl/test/models/paymentChannelClaim.test.ts

@@ -77,12 +77,12 @@ describe('PaymentChannelClaim', function () {
     assert.throws(
       () => validatePaymentChannelClaim(channel),
       ValidationError,
-      'PaymentChannelClaim: Balance must be a string',
+      'PaymentChannelClaim: Balance must be an Amount',
     )
     assert.throws(
       () => validate(channel),
       ValidationError,
-      'PaymentChannelClaim: Balance must be a string',
+      'PaymentChannelClaim: Balance must be an Amount',
     )
   })
 
@@ -92,12 +92,12 @@ describe('PaymentChannelClaim', function () {
     assert.throws(
       () => validatePaymentChannelClaim(channel),
       ValidationError,
-      'PaymentChannelClaim: Amount must be a string',
+      'PaymentChannelClaim: Amount must be an Amount',
     )
     assert.throws(
       () => validate(channel),
       ValidationError,
-      'PaymentChannelClaim: Amount must be a string',
+      'PaymentChannelClaim: Amount must be an Amount',
     )
   })
 

packages/xrpl/test/models/paymentChannelCreate.test.ts

@@ -106,12 +106,12 @@ describe('PaymentChannelCreate', function () {
     assert.throws(
       () => validatePaymentChannelCreate(channel),
       ValidationError,
-      'PaymentChannelCreate: Amount must be a string',
+      'PaymentChannelCreate: Amount must be an Amount',
     )
     assert.throws(
       () => validate(channel),
       ValidationError,
-      'PaymentChannelCreate: Amount must be a string',
+      'PaymentChannelCreate: Amount must be an Amount',
     )
   })
 

packages/xrpl/test/models/paymentChannelFund.test.ts

@@ -70,12 +70,12 @@ describe('PaymentChannelFund', function () {
     assert.throws(
       () => validatePaymentChannelFund(channel),
       ValidationError,
-      'PaymentChannelFund: Amount must be a string',
+      'PaymentChannelFund: Amount must be an Amount',
     )
     assert.throws(
       () => validate(channel),
       ValidationError,
-      'PaymentChannelFund: Amount must be a string',
+      'PaymentChannelFund: Amount must be an Amount',
     )
   })