39c9a22615781a63a48316042c399ac0 [shntool] gd70-11-09t01.shn f228c9842f6d317e1c7346559dd5b62c [shntool] gd70-11-09t02.shn 7ff56b581bf777886e64937aaed217f8 [shntool] gd70-11-09t03.shn 79a2a29fb20c7872b238287238e98e99 [shntool] gd70-11-09t04.shn 60b1c356b6d34daed4f9a446e76d482a [shntool] gd70-11-09t05.shn 8c2cb422693d8d931673d83b8df0f51d [shntool] gd70-11-09t06.shn App\Http\Controllers\Api\ChecksumDownloadController::download(): Return value must be of type string, none returned