Transaction not yet indexed

5u23pgaTBgnHyu3bFDfh9MV7f4cPcjMqUnDxdruRTcejTaB4dcAfe2dC7bEuKVyQZc1de4nbcZoLeXbLhFxW196S

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