Transaction not yet indexed

UMnw99MByhpGRCNCmKCSEdfXuSub78muNpX9Ed7VZnegynMGZ18otZqDrzbX2H3sDGZxrmKvSWdcJBdtPnt2GZt

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