Transaction not yet indexed

RDuEZkcCBZAzRggXZY1BuXPfwY3Wcakwiu44mbkGW23fre6k4rMsyVNSs3KsHrjrkw17vx6Be8jWbyEWwPb3MP8

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