Transaction not yet indexed

RMc77gTJ2WBQVNcG2CBhKTSmajaw9fMmLzhU9TS7DtXxxAxKmL6D7RHCgGsJBsQNCBARmzgZSGMM9b6CLQV55GC

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