aq2014-10-31t01.flac:c155bd7cf76b82a3372b52d34df906e6 aq2014-10-31t02.flac:5e9f40d2526cade79f5b73a094f94f2a aq2014-10-31t03.flac:09a8d0d674af86bc25fca0a6ddd80801 aq2014-10-31t04.flac:53332291483effd29b27caebe54154e4 aq2014-10-31t05.flac:0e190a38fd72426ad5a8a9388a2f6560 aq2014-10-31t06.flac:9b4847366f2cb35b11ad4b1af425a190 App\Http\Controllers\Api\FileDownloadController::download(): Return value must be of type string, none returned