sign
open suspend override fun signAndSubmitAsFeePayer(feePayer: Account, senderAuthenticator: AccountAuthenticator, transaction: AnyRawTransaction): Option<PendingTransactionResponse>
Sign and submit a single signer transaction as the fee payer to chain given an authenticator by the sender of the transaction.
Return
Option
Parameters
fee
The fee payer account to sign the transaction
sender
The AccountAuthenticator signed by the sender of the transaction
transaction
An instance of a RawTransaction, plus optional secondary/fee payer addresses