Transaction not yet indexed

HKHefbH1TRfCaa9mmEh4wWEq3B6ubAWiiJcGUJMH6eYgMV9To3Ljno7ymVG3Y9BDUKbenzqWfwbfRdUKA3PEToK

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