code: def to_dict(self):
          
          obj_dict = super(Cell, self).to_dict()
          child_dict = {
              'type': self.__class__.__name__,
              'header_flag': self.header_flag,
              'align': self.align,
              'wrap_slash': self.wrap_slash,
              'content': self.content.to_dict()
          }
          obj_dict.update(child_dict)
          return obj_dict
docs: Render a MessageElement as python dict
  
          :return: Python dict representation
          :rtype: dict