Alchemy · Schema

Sponsor User Operation Result

Paymaster response data for a sponsored user operation.

Web3BlockchainRPCNFTIndexingAccount Abstraction

Properties

Name	Type	Description
paymasterAndData	string	Encoded paymaster address and data for the user operation.
preVerificationGas	string	Pre-verification gas estimate in hexadecimal.
verificationGasLimit	string	Verification gas limit in hexadecimal.
callGasLimit	string	Call gas limit in hexadecimal.

View JSON Schema on GitHub

JSON Schema

{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://raw.githubusercontent.com/api-evangelist/alchemy/refs/heads/main/json-schema/alchemy-gas-manager-api-sponsor-user-operation-result-schema.json",
  "title": "Sponsor User Operation Result",
  "description": "Paymaster response data for a sponsored user operation.",
  "type": "object",
  "properties": {
    "paymasterAndData": {
      "type": "string",
      "description": "Encoded paymaster address and data for the user operation.",
      "example": "0xabc123paymaster"
    },
    "preVerificationGas": {
      "type": "string",
      "description": "Pre-verification gas estimate in hexadecimal.",
      "example": "0x5208"
    },
    "verificationGasLimit": {
      "type": "string",
      "description": "Verification gas limit in hexadecimal.",
      "example": "0x15f90"
    },
    "callGasLimit": {
      "type": "string",
      "description": "Call gas limit in hexadecimal.",
      "example": "0x9c40"
    }
  }
}