Transaction not yet indexed

WUKu9FCzKkRH8gNsmDpKFeS3aCJgZsMkywNcamqGxZqUNuDUsUeUcujzGVmnwomEFveLpBcGi69Pn4yu4uQmUH5

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