Transaction not yet indexed

21A5m7zhTHBj4L7UuLgv13yKQdBkRmMsCJWfyn7yms99nADMojHoqwQeDLQUm9FSSAExqCPmyBZVtoBKcQLLPLoq

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