Transaction not yet indexed

WYmkpUytJKyJsLCjam8XHJYKhM1tp2eTUrHAnyvHYdy6PppdSXZKQmsa5ZDvJeY4LT7S4y7CDTTWUJKLqPD5vgX

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