code: def to_array(self):
          
          array = super(Update, self).to_array()
          array['update_id'] = int(self.update_id)  # type int
          if self.message is not None:
              array['message'] = self.message.to_array()  # type Message
          if self.edited_message is not None:
              array['edited_message'] = self.edited_message.to_array()  # type Message
          if self.channel_post is not None:
              array['channel_post'] = self.channel_post.to_array()  # type Message
          if self.edited_channel_post is not None:
              array['edited_channel_post'] = self.edited_channel_post.to_array()  # type Message
          if self.inline_query is not None:
              array['inline_query'] = self.inline_query.to_array()  # type InlineQuery
          if self.chosen_inline_result is not None:
              array['chosen_inline_result'] = self.chosen_inline_result.to_array()  # type ChosenInlineResult
          if self.callback_query is not None:
              array['callback_query'] = self.callback_query.to_array()  # type CallbackQuery
          if self.shipping_query is not None:
              array['shipping_query'] = self.shipping_query.to_array()  # type ShippingQuery
          if self.pre_checkout_query is not None:
              array['pre_checkout_query'] = self.pre_checkout_query.to_array()  # type PreCheckoutQuery
          return array
docs: Serializes this Update to a dictionary.
  
          :return: dictionary representation of this object.
          :rtype: dict