backdoorslam2008-11-15d01t01.flac:908f8835709248fce4ba3001d0088608 backdoorslam2008-11-15d01t02.flac:ad1fd85c6f6d10a27c07590325328613 backdoorslam2008-11-15d01t03.flac:e60687488f05fef3f921f763f7eee13b backdoorslam2008-11-15d01t04.flac:ba97deebdf5ab3a4e8b39128ab779341 backdoorslam2008-11-15d01t05.flac:a2366e37691405525d13ab4cb014e855 backdoorslam2008-11-15d01t06.flac:48e66b74fc33a43d3807b4c7b697345e App\Http\Controllers\Api\ChecksumDownloadController::download(): Return value must be of type string, none returned