{ "$schema": "https://json-structure.org/meta/core/v0/#", "$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" } } }