Transaction not yet indexed

5u6a2zkfSASpv2mtT4TAvgsXdueBS5dwoLHHsdESyK5ytoSLcKPjQCucNgrTzVzW2aNjnSd6gQLoZ3EMwZvXd4Ny

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