code: def to_array(self):
          
          array = super(ChatActionMessage, self).to_array()
          array['action'] = u(self.action)  # py2: type unicode, py3: type str
  
          if self.receiver is not None:
              if isinstance(self.receiver, None):
                  array['chat_id'] = None(self.receiver)  # type Noneelif isinstance(self.receiver, str):
                  array['chat_id'] = u(self.receiver)  # py2: type unicode, py3: type str
              elif isinstance(self.receiver, int):
                  array['chat_id'] = int(self.receiver)  # type intelse:
                  raise TypeError('Unknown type, must be one of None, str, int.')
              # end if
  
          return array
docs: Serializes this ChatActionMessage to a dictionary.
  
          :return: dictionary representation of this object.
          :rtype: dict