gkm2012-06-23d1t01.flac:3511441bf862f42fe7473ef9b84a7f06 gkm2012-06-23d1t02.flac:fbb91197c23a98467686b1ae4abe1cb8 gkm2012-06-23d1t03.flac:620f5f5d79ac4b6248348c97766c0f24 gkm2012-06-23d1t04.flac:d859395ea8bad89dcf3259964e4d8cb6 gkm2012-06-23d1t05.flac:bb6f23ad6bb670231f124f9ce9815eff gkm2012-06-23d1t06.flac:c50e7d708de605db26a03b9ad666bd97 gkm2012-06-23d1t07.flac:41938ec94eee531c46ecf4a4aa45093b gkm2012-06-23d1t08.flac:70e1d5a502f6e9ee80cfa68295bcb235 gkm2012-06-23d1t09.flac:c56b2dd52cbbcc6037f29ae7245d1ed1 gkm2012-06-23d1t10.flac:6872c3c88780866983ea14bef0934e9e gkm2012-06-23d1t11.flac:0649b1971843edeeb48e32a9fb4473a2 gkm2012-06-23d1t12.flac:f863c0584294f2145c5c7dea802baea2 gkm2012-06-23d1t13.flac:61e713b695a5ed028d1f737f72fc223b gkm2012-06-23d1t14.flac:d613d1214930e64fce27e61b90d8e7aa gkm2012-06-23d2t01.flac:10f4e5906679dac0a5b9bb65ee4e89c8 App\Http\Controllers\Api\FileDownloadController::download(): Return value must be of type string, none returned