def app_id(self) -> str:
     """
     get mini_program app_id
     :return:
     """
     return default_str(self._payload.appid)
 def thumb_url(self) -> str:
     """
     get mini_program thumb_url
     :return:
     """
     return default_str(self._payload.thumbUrl)
 def thumb_key(self) -> str:
     """
     get mini_program thumb_key
     :return:
     """
     return default_str(self._payload.thumbKey)
 def description(self) -> str:
     """
     get mini_program description
     :return:
     """
     return default_str(self._payload.description)
 def user_name(self) -> str:
     """
     get mini_program user_name
     :return:
     """
     return default_str(self._payload.username)
 def page_path(self) -> str:
     """
     get mini_program page_path
     :return:
     """
     return default_str(self._payload.pagePath)
 def icon_url(self) -> str:
     """
     get mini_program icon url
     """
     return default_str(self._payload.iconUrl)
 def title(self) -> str:
     """
     get mini_program title
     :return:
     """
     return default_str(self._payload.title)