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Method: POST /wallet/triggersmartcontract


# /wallet/triggersmartcontract example for Tron (TRX)

POST /wallet/triggersmartcontract

Method not allowed

Returns TransactionExtention, which contains the unsigned Transaction


owner_address - string

Address that triggers the contract, converted to a hex string.

contract_address - string

Contract address, converted to a hex string

function_selector - string

Function call, must not be left blank

parameter - string

Parameter encoding needs to be in accordance with the ABI rules, the rules are more complicated, users can use the ethers library to encode,For details, please refer to the document-Guide-Smart Contract-Best Practice-Parameter Encoding and Decoding.

fee_limit - int32

Maximum TRX consumption, measured in SUN (1 TRX = 1,000,000 SUN).

call_value - int32

Amount of TRX transferred with this transaction, measured in SUN (1 TRX = 1,000,000 SUN).

permission_id - int32

Optional, for multi-signature

visible - boolean

Optional. Whehter the address is in base58check format.


curl --location --request POST 'https://trx.getblock.io/wallet/triggersmartcontract' \
--header 'x-api-key: YOUR-API-KEY' \
--header 'Content-Type: application/json' \
--data-raw '{}'


    "result": "null",
    "id": "getblock.io",
    "status_code": 405,
    "message": "Method not allowed"