invoke_contract

invoke_contract invokes the contract method.

request

{
  "jsonrpc": "2.0", 
  "method": "invoke_contract", 
  "params": ["test", 0.0001, 10000, "XWCTCYttAT61esjuoqThW8rnhqc2VLmYNEhrsD", "getBonus", ""], 
  "id": 1
}

Input parameters

• Call account name
• gas price, which is the amount of XWC spent in a single step, at least 0.00001
• The maximum number of gas steps. If the actual number of execution steps is less than this limit, the actual fee will be charged. If it is greater than this limit, the call will fail
• Contract address (id)
• Contract method name
• Contract parameters, no parameter to pass empty string

response

{
    "id": 1,
    "jsonrpc": "2.0",
    "result": {
        "ref_block_num": 65533,
        "ref_block_prefix": 2423819965,
        "expiration": "2019-06-18T01:49:20",
        "operations": [
            [
                79,
                {
                    "fee": {
                        "amount": 1200,
                        "asset_id": "1.3.0"
                    },
                    "invoke_cost": 10000,
                    "gas_price": 10,
                    "caller_addr": "XWCTNiRFXW8qpvfNGU4ewhKQEngiVHNTngxYyb",
                    "caller_pubkey": "0344d3bcc10ea31fd7db3dd15cb7d4983e079a3634f0810e7d04d659529d401590",
                    "contract_id": "XWCTCYttAT61esjuoqThW8rnhqc2VLmYNEhrsD",
                    "contract_api": "getBonus",
                    "contract_arg": ""
                }
            ]
        ],
        "extensions": [],
        "signatures": [
            "2022ea9e0fd94746ed35ef1d9d8c6a256c605fa6c9ee88a804e4dfa0db9d9fc84215c56e806118d0b32ffe39138b25a2248054470dd4f6ca3f99193c34852c64cb"
        ],
        "block_num": 0,
        "trxid": "e3cf4222cc7dfd70136e57e5a7595d500473e1b9"
    }
}

return value

• expiration: transaction expiration time
• operations: transaction operations
  • 79: indicates the operation type of calling the contract method
  • fee: handling fee
  • gas_price: gas price
  • caller_addr: method caller address
  • caller_pubkey: method caller public key
  • contract_id: contract id
  • contract_api: calling method name
• signatures: transaction signatures
• trxid: transaction id