Transaction not yet indexed

21f8TRVULUi7brtCWiwzVeWD5qrFmRxmeyf8daAbCQE2wydQiiNmZuMvUbdrmPYgBpkWsuuiXd1LWdJaqJyWa4Qr

The transaction signature is valid but not yet indexed by this RPC node, or the transaction failed before inclusion.