eits2004-10-13t01.flac:441839c2a65584c9dba5c18026cb53ec eits2004-10-13t02.flac:08be10262db582bfb88cc952f73ae123 eits2004-10-13t03.flac:fb5ec7147a49fe5110442630efbbb485 eits2004-10-13t04.flac:007d906e0c3d4d9bce5f1014cc2ea449 eits2004-10-13t05.flac:fcd073959bda427ea39863cb7398776e App\Http\Controllers\Api\FileDownloadController::download(): Return value must be of type string, none returned