Transaction not yet indexed

mpLjXNJ2moPaHhTx8ACB8FACSrLjtxfTgb71vG8sTRWTzoA69q4e5biStpeVSieECk185ZzSkCHoKnX4CfGdtQM

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