Alchemy · JSON Structure

Alchemy Gas Manager Api Sponsor User Operation Result Structure

Paymaster response data for a sponsored user operation.

Type: object Properties: 4
Web3BlockchainRPCNFTIndexingAccount Abstraction

Sponsor User Operation Result is a JSON Structure definition published by Alchemy, describing 4 properties. It conforms to the https://json-structure.org/meta/core/v0/# meta-schema.

Properties

paymasterAndData preVerificationGas verificationGasLimit callGasLimit

Meta-schema: https://json-structure.org/meta/core/v0/#

JSON Structure

Raw ↑ 
{
  "$schema": "https://json-structure.org/meta/core/v0/#",
  "$id": "https://raw.githubusercontent.com/api-evangelist/alchemy/refs/heads/main/json-structure/alchemy-gas-manager-api-sponsor-user-operation-result-structure.json",
  "name": "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"
    }
  }
}