Transaction not yet indexed

MM5UUtv96GWBF5ivZXaGPHiNFR1Wnh1WDSZBLq37ngdtcEPkKWfkBfmq97FRFpd8t2kZ5kL3JGAtdBfcg4SMLjA

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