Transaction not yet indexed

21WrhkvhKEhmSbAQgn2dQ18PqUhqb8guZ7uDEGSPQ4ZLLFmn1m8HBaYMPSXEpFZqxBxmpRoKXpvwYRRX2JcmkK76

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