message: d is not defined, fix
diff: @@ -1465,13 +1465,18 @@ class Superset(BaseSupersetView):
  return redirect('/accessrequestsmodelview/list/')
  def get_form_data(self):
  + # get form data from url
  + if request.args.get("form_data"):
  form_data = request.args.get("form_data")
  - if not form_data:
  + elif request.form.get("form_data"):
  # Supporting POST as well as get
  form_data = request.form.get("form_data")
  - if form_data:
  + else:
  + form_data = '{}'
  +
  d = json.loads(form_data)
  - elif request.args.get("viz_type"):
  +
  + if request.args.get("viz_type"):
  # Converting old URLs
  d = cast_form_data(request.args.to_dict())
  