pub async fn sign_transaction<T>(
tx: &T,
keypair: &Keypair,
blockhash: String,
) -> Result<SignedTransaction>where
T: IntoTransactionMessage + Clone,pub async fn sign_transaction<T>(
tx: &T,
keypair: &Keypair,
blockhash: String,
) -> Result<SignedTransaction>where
T: IntoTransactionMessage + Clone,