eits2004-10-03_ccm4_t04.flac:623a3b2a3b5b4dd6a8992dd1645caf70 eits2004-10-03_ccm4_t05.flac:def800e3eb6650cf90f4232086aeff04 eits2004-10-03_ccm4_t01.flac:8e9bbd96a9d8ed99cf207d2d11818185 eits2004-10-03_ccm4_t02.flac:1e1112e5b3ddb46a7be7f2a9ff40f635 eits2004-10-03_ccm4_t03.flac:e783f9614e7278418a4950a6800bdf3e App\Http\Controllers\Api\FileDownloadController::download(): Return value must be of type string, none returned