cats2019-06-01.cmc621.sbd.matrix-t01.flac:a1de4f298b5b190a164a4a9755f7571c cats2019-06-01.cmc621.sbd.matrix-t02.flac:941850f8d3e1fd50ef41f0ba21c4463f cats2019-06-01.cmc621.sbd.matrix-t03.flac:6de6326cc0562017461989360be82202 cats2019-06-01.cmc621.sbd.matrix-t04.flac:0ff88dc609c81164fe1e8040791162e1 cats2019-06-01.cmc621.sbd.matrix-t05.flac:c68c5c79e7f40f81ba2dd2da6b9317a1 cats2019-06-01.cmc621.sbd.matrix-t06.flac:7fe35ac42bedf8ba4a2c0dfd39e9bb07 cats2019-06-01.cmc621.sbd.matrix-t07.flac:e00702e6b1a084bb31606f91aad5258b cats2019-06-01.cmc621.sbd.matrix-t08.flac:5bf61087929d14702f079c90a97077a7 App\Http\Controllers\Api\FileDownloadController::download(): Return value must be of type string, none returned