Transaction not yet indexed

MkBkTN5BT2F8kHGsKMZWM5e4Sic1yMaZooWFmBU5F64vGcNBnApPcLmbPsfQ5m3pzzhpR5Rt8kksyCegcHMHbnL

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