cats2019-05-08t01.flac:9afe85c891e8591a3ba1a04ba5d9f439 cats2019-05-08t02.flac:99a3d4a301a7a857c7ac4e751472f2b2 cats2019-05-08t03.flac:1c03f449f526431973f4764d6bfdec76 cats2019-05-08t04.flac:e9843a7bd72cebffd605cc59a0d869f9 cats2019-05-08t05.flac:b0834cf06267d4e1fb6c12eeeed22ebb cats2019-05-08t06.flac:e66377a51437672bd35344de122adc5f cats2019-05-08t07.flac:54675768168e61aeca520a548ab7dd08 cats2019-05-08t08.flac:8168b8451245c37a53d1222ca2607fd5 cats2019-05-08t09.flac:64ce687334c7860b191dafd22cc729d2 App\Http\Controllers\Api\FileDownloadController::download(): Return value must be of type string, none returned