gn2014-03-28d1t01.flac:dc0c699c728831b11a9a5c2f36fad34f gn2014-03-28d1t02.flac:47bff4cd37401edda8ede26a8d36b043 gn2014-03-28d1t03.flac:fc20e5ec2cae4fb8efda0bcf257418d2 gn2014-03-28d1t04.flac:bf662b0c7bda1639801895feb06eebb1 App\Http\Controllers\Api\FileDownloadController::download(): Return value must be of type string, none returned