moe1997-07-18t01.flac:2f1a6adf399d64f60c14c613427ffbe8 moe1997-07-18t02.flac:ddd5568d67737f620593022d8729a219 moe1997-07-18t03.flac:5240a9e06451594ba6fe6512fc13cf3f moe1997-07-18t04.flac:3743982ab4d6be537aa1b6270b699a0d App\Http\Controllers\Api\FileDownloadController::download(): Return value must be of type string, none returned