61df5b8e4684bf32910f62cc36eb8cc9 *dmb1998-05-31-d2t01.shn a1444c40cf8a32d70aac34a3d41d573c *dmb1998-05-31-d2t02.shn e9ed935173870ad8c788560ea9313558 *dmb1998-05-31-d2t03.shn 7bcf1cc05245831468f55b70ff9de692 *dmb1998-05-31-d2t04.shn 2ba038a9349e43fec123e5e8be928c00 *dmb1998-05-31-d2t05.shn App\Http\Controllers\Api\ChecksumDownloadController::download(): Return value must be of type string, none returned