Transaction not yet indexed

MMPYiJuKqqfKonjXqTfu9Tgu4GujpAujtaM4WycfLSaG6g9gRQPqvWLQjSQaFSjbCGBsbr9PLKTcPgoh6kEgV1E

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