Transaction not yet indexed

5b16d6LTsKmrA8ubLCjcbAaR5VoFLHEUXJ5tyDrvURFbdu7d5gqeEamF2HHvCQTYoNXGEw766tsibHMV5pytEdm9

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