Transaction not yet indexed

2D15NmRvbeqP5jtqtnTdK5YFXLCfARD3v8MJmCY7hbqpBRWQFXahqb99ts4UgAk8UTZRcsSWMhkaxTNcj9sZPFsE

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