Transaction not yet indexed

21RKFBphYSiSz8UJFv5z8Bi4cogubBzRivhRuLf4ddqgqSQYaHopFM4JUod8yyTU3uM8hFpXVnbYHajDtGDiXzzN

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