Transaction not yet indexed

278HEWqzpBnyfR73kz8kxkMgeQ1Du2uBBo5AQzoqnNX3v8rgaUHX3zSVgLQpsWHxMUbLtusV5tEC1hbtjcN9RUqy

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