Create a new transaction

post https://api.fireblocks.io/v1/transactions

Creates a new transaction. This endpoint can be used for regular Transfers, Contract Calls, Raw & Typed message signing.

For Transfers, the required parameters are: assetId, source, destination and amount.
For Contract Calls, the required parameters are: operation.CONTRACT_CALL, assetId (Base Asset), source, destination, amount (usually 0) and extraParameters object with contractCallData string.
For Solana Program Calls, the required parameters are: operation.PROGRAM_CALL, assetId (SOL/SOL_TEST), source,
and extraParameters object with programCallData key while the value is a Base64 encoded unsigned serialized Solana transaction object.
This feature is currently in beta and might be subject to changes - Please contact your CSM for any additional information.
Typed Message Signing is supported for the following asset IDs: 'ETH', 'BTC' and 'TRX'. Typed Message Signing Guide.
For MEV Protection configuration the required parameters are:
extraParameters with the nodeControls object
Note: MEV Protection is a premium feature. Please contact your Customer Success Manager or the Fireblocks Support team for more information.
To create ZEC transaction, please call Get unspent UTXO Input endpoint to get the amount and use it as an input under networkfee on this endpoint. Please use this formula (0.0001 + 0.00005*N) where N is the number of inputs to calculate the fee needed and use it as an input under networkFee field
Learn more about Fireblocks Transactions management in the following guide.

Endpoint Permission: Admin, Signer, Editor.