cats2018-11-24T01.flac:a754ae9dd4a8947fccad199c2e21a194 cats2018-11-24T02.flac:1cabc3170da7461b84ce6607456069ac cats2018-11-24T03.flac:541b0c3c302d5c69f8143606323f23ae cats2018-11-24T04.flac:dfdb0221c8cff35f7ac0dd9b8e26bbe0 cats2018-11-24T05.flac:60130572f449bfb3797eb00a860e8670 cats2018-11-24T06.flac:3a540152511930b19d07060de287eb4d cats2018-11-24T07.flac:05abbee16a8e58e503213cf38d6ce114 App\Http\Controllers\Api\FileDownloadController::download(): Return value must be of type string, none returned