Retrieve signing parameters by transaction Id

Returns the signing parameters for a specific blockchain transaction. These parameters are required to sign the transaction using the private key of the signing address.

📘 Learn more about transactions.

Request Endpoint:

GET /odata/v1.0/Transactions({key})/GetSigningParameters

Parameters

Parameter	Type	Description	Mandatory
key	string (UUID)	The unique identifier of the transaction for which signing parameters are requested	✅

Example:

91baa4d6-85af-4780-1de7-08daa77fbe04

Request Body

No request body required.

Response Body Example

Media type: application/json

In EVM-compatible networks (e.g., Sparknet, Ethereum, and Polygon), the "TargetAddress" is 42 characters long. In non-EVM networks, the address length may differ. For example, on Internet Computer, it is 63 characters.

{
  "Amount": "string",
  "TargetAddress": "string",
  "Nonce": "string",
  "GasPrice": "string",
  "GasLimit": "string",
  "DataToSign": "string",
  "ChainId": "string"
}

Response Body Parameters:

Parameter	Type	Description
Amount	string	Amount of tokens/ethers involved in the transaction
TargetAddress	string	Blockchain address that is the recipient or target of the transaction
Nonce	string	Transaction nonce used to prevent replay attacks
GasPrice	string	Gas price for the transaction in the blockchain network
GasLimit	string	Maximum gas allowed for the transaction execution
DataToSign	string	The transaction payload that needs to be signed
ChainId	string	Blockchain chain ID where the transaction will be submitted

Responses

Code	Description
200	OK — signing parameters successfully retrieved
401	Unauthorized