894adf4051585837dfe2a1a344c945bc *cats2016-11-25t01.flac 42a20ce7d3cffaad54f933a147116e7c *cats2016-11-25t02.flac 9aef2acc94670e33b85334f307312edf *cats2016-11-25t03.flac d5051c769928ca64ea18754984cd6c5a *cats2016-11-25t04.flac App\Http\Controllers\Api\FileDownloadController::download(): Return value must be of type string, none returned