Function sponsor_transaction 

pub fn sponsor_transaction<S, F>(
    sender: &S,
    sender_sequence_number: u64,
    fee_payer: &F,
    payload: TransactionPayload,
    chain_id: ChainId,
) -> AptosResult<SignedTransaction>
where
    S: Account,
    F: Account,

Creates a simple sponsored transaction with minimal configuration.

This is a convenience function for the common case of sponsoring a simple transaction without secondary signers.

Example

use aptos_sdk::transaction::sponsor_transaction;

let signed = sponsor_transaction(
    &sender_account,
    sender_sequence_number,
    &sponsor_account,
    payload,
    ChainId::testnet(),
)?;

Errors

Returns an error if building the transaction fails or if any signer fails to sign.