Track01.flac:41fced4edf98b31e77ddc207bf37299a Track02.flac:380c427a44b164fb915b8c83d7420e3a Track03.flac:82a48838fa2658c2519363b7a9954eda Track04.flac:d9fa54688c03edf31e7b3c104deba302 Track05.flac:51935fb8bd28b43c9ac6c9610a82f2fc App\Http\Controllers\Api\FileDownloadController::download(): Return value must be of type string, none returned