makeTransferFromTx method
Implementation
Future<Transaction> makeTransferFromTx(
Address spender,
Address from,
Address to,
BigInt amount,
int gasPrice,
int gasLimit,
Address payer) async {
var fn = 'transferFrom';
var b = TxBuilder();
return b.makeInvokeTx(fn, [spender, from, to, amount], contract,
gasPrice: gasPrice, gasLimit: gasLimit, payer: payer);
}