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PermissionTransaction

tostringrequired

Target contract address

datastringrequired

Encoded calldata

valuestringrequired

ETH value

Example: 0
descriptionstring

Human-readable description of the approval (e.g. "Approve borrow for AAVE_V3", "Approve ERC20")

spenderstring

ERC-20 approve spender (x-chain permissions). Match it against the selected quote's approvalTarget — several bridges can share one spender, so do not match by description.

PermissionTransaction
{
  "to": "string",
  "data": "string",
  "value": "0",
  "description": "string",
  "spender": "string"
}