Transaction not yet indexed

Ydu4Ek6T7bCHR2dZe33Eve4vd2g7FL11t2rqrZx1dP83ntETZRZzeYyhCJ9tXvyM9cSwcqm213xUcm6kEyq1Kfk

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