Transaction not yet indexed

nm52kSBLnNZ8USCdCh7i1yWEj5KwEW7Rq7BrVpCn31QCLPbr3AjsxaH2SKkfgY9GyPJGtr2RLKeVovaW2XGxtu8

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