spafford2017-01-27t01.flac:3cb074c29ab22e585cb091765b04f3d2 spafford2017-01-27t02.flac:6236f970c5fb9f559ff5183f9ed1cf83 spafford2017-01-27t03.flac:d4c1fee1567235d65fc0fc7c0cf060bb spafford2017-01-27t04.flac:02f9fd64e96fc85a8e5fdbdc3617d70a App\Http\Controllers\Api\FileDownloadController::download(): Return value must be of type string, none returned