Transaction not yet indexed

Mam1Tcfcf5euaiqWpcpgoum7BrJeDie1w2pXVv46RdtkpStaSurJ9HaFbgTjCA8Nc4aMApTEYrXc98pQ6Qppd3Y

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