Transaction not yet indexed

621jQUKtN1cgHqnCmz8z5wZG1GA5hb5om69LnjyPrrWJG8dMrhk2ocvcsVYH2hAPQugS5rrfj4tLSVqBubcsJJoA

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