gd1969-07-12t01.flac:5290b914ed49d43e6e2ae48544d53ce9 gd1969-07-12t02.flac:7ff638606b7180aaababf7bd78283a1c gd1969-07-12t03.flac:84c903a0d8e8848cba2eee5157076a0c gd1969-07-12t04.flac:c23554deaeb13016398b7cb27bcbad53 gd1969-07-12t05.flac:ece632cff0735e165060c6ff4e8ccae0 App\Http\Controllers\Api\ChecksumDownloadController::download(): Return value must be of type string, none returned