Transaction not yet indexed

uNM2spKftKRLaRSj431g6fhAYXgYMEWTWzhPyCqTRGLHPGenHhvEduDxRXnRhjrKGx72MYvWCro5rkCppqKcPPM

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