Add a new chat state
        ---
        serializer: TelegramChatStateSerializer
        responseMessages:
            - code: 401
              message: Not authenticated
            - code: 400
              message: Not valid request

def post(self, request, bot_id, format=None):
        """
        Add a new chat state
        ---
        serializer: TelegramChatStateSerializer
        responseMessages:
            - code: 401
              message: Not authenticated
            - code: 400
              message: Not valid request
        """
        return super(TelegramChatStateList, self).post(request, bot_id, format)