Transaction not yet indexed

MMdUXnFCMjfUtiocXP78u88PngFsKK7b4MFcmp2G9RJtz1YvWfpfa791cEApSdsFm7YFgZ5VKeNTd7GdD4Tz4F1

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