Transaction not yet indexed

621xTzagJTQo7iMTYuJdN1c3ysdmqUPwVWgfekXotMxPANTAUAvKKPAd7PGNGZJMBqpq2Q9essuSUDnF2aqVpxo6

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