Transaction not yet indexed

21UUNSsdu3jAP8VcdJCFpRQwDn6vibFSwusCG8P46RL2FQxPpTwGVsLj3wwBdfdkKXWANByiUVQVLRPCVnCsRRfJ

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