Update view.py

flask_admin/contrib/mongoengine/view.py

@@ -118,11 +118,8 @@ class ModelView(BaseModelView):
             class MyAdmin(ModelView):
                 form_subdocuments = {
                     'data': {
-                        'form_subdocuments': {
                         'form_columns': ('name',)
                     }
-
-                    }
                 }
 
         In this example, `Post` model has child `Comment` subdocument. When generating form for `Comment` embedded