Transaction not yet indexed

Nff4oDybSFmzGePzngbcXqEpAjCJDTdPruvBEM1shk7LQwLCE3sdM1EcXxemccH5ihjVUHoQ4Mgp4LuSaET3Wzw

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