signTransaction()

Signs a transaction using the specified wallet account.

This function signs a blockchain transaction using the provided wallet address and transaction data.
Supports all Turnkey-supported blockchain networks (e.g., Ethereum, Solana, Tron).
Automatically determines the appropriate signing method based on the transaction type.
Delegates signing to the Turnkey API, which returns the signed transaction and related metadata.
Optionally allows stamping the request with a specific stamper (StamperType.Passkey, StamperType.ApiKey, or StamperType.Wallet).

Package: core

Defined in: core.ts:2221

params

object

required

Show params details

params.stampWith

StamperType

parameter to stamp the request with a specific stamper (StamperType.Passkey, StamperType.ApiKey, or StamperType.Wallet).

params.transactionType

v1TransactionType

required

type of transaction (e.g., “TRANSACTION_TYPE_ETHEREUM”, “TRANSACTION_TYPE_SOLANA”, “TRANSACTION_TYPE_TRON”).

params.unsignedTransaction

string

required

unsigned transaction data (serialized as a string) to be signed.

params.walletAccount

WalletAccount

required

wallet account to use for signing the transaction.

A successful response returns the following fields:

returns

string

required

A promise that resolves to a TSignTransactionResponse object containing the signed transaction and any additional signing metadata.