Transaction not yet indexed

21DWJ51uddDXxiUeeN2mgJ5QqC9nCDo4Z2jQF5CfsJftGqtNa6JDW2TQrsW8UM4WGjQHPE2x4eUijdDyzRTn6UgH

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