/// <summary>
/// EstimateEncodedSize returns the estimated encoded size of the transaction including the signature.
/// This function is useful for calculating the fee from suggested fee per byte.
/// </summary>
/// <param name="tx">the transaction</param>
/// <returns>an estimated byte size for the transaction.</returns>
public static int EstimatedEncodedSize(Transaction tx)
{
Account acc = new Account();
return(Encoder.EncodeToMsgPack(
new SignedTransaction(tx, acc.RawSignBytes(tx.BytesToSign()), tx.TxID())).Length);
}