Transaction not yet indexed

MNk2Q8HKmqU2t6XvwivdcFHUn1bijRsiBmVnqdS4sDxmD4V9WNrVKmiuidPHdMncNicBaRDJtLUefDcnRPzhdq2

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