buildTransaction

The buildTransaction method is a Tron-specific RPC method that helps construct transactions for the Tron network. This method simplifies the transaction building process by handling the complex transaction structure required by Tron, including setting proper timestamps, expiration times, and reference blocks.

Unlike Ethereum where transactions are simpler, Tron transactions require additional fields such as reference block information and expiration timestamps. The buildTransaction method automates this process, making it easier for developers to create valid Tron transactions that will be accepted by the network. This is particularly useful for applications that need to programmatically create and sign transactions.

The method is essential for wallet applications, payment processors, and any dApp that needs to execute transactions on the Tron network through the TVM (Tron Virtual Machine).

Parameters

parameter	type	description
transaction	object	Transaction object containing from, to, value, and other transaction parameters
transaction.from	string	Sender's Tron address
transaction.to	string	Recipient's Tron address
transaction.value	string	Amount to transfer in sun (1 TRX = 1,000,000 sun)
transaction.data	string	Optional contract call data

Return Object

field	type	description
txID	string	Transaction hash identifier
raw_data	object	Raw transaction data ready for signing
raw_data_hex	string	Hexadecimal representation of raw data

Request Example

Request

Response Example

Response