fix

app/views/settings/show.json.jbuilder

@@ -60,7 +60,6 @@ json.setting do
   if @top_system_notification.present?
     json.system_notification do 
       json.(@top_system_notification, :id, :subject, :sub_subject, :content)
-      json.is_read @top_system_notification.read_member?(current_user.id)
     end
   else
     json.system_notification nil