e8edcbc99c260bceeb4b508a5dd1eef5 *ph1995-11-09d3t01.shn 3f9f4e29676dbf42f138678f8d9d8b1e *ph1995-11-09d3t02.shn App\Http\Controllers\Api\ChecksumDownloadController::download(): Return value must be of type string, none returned