Transaction not yet indexed

5Mb77ATRaGR7pJimJptD13HT1x83hSUWNrPaYpRnaSd7xQKbg2JWzm3HAt3MTNrpRN7JbaKYvWh1xaCPesCqtFrU

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