code: def register(self, email, username, password, first_name, last_name, birthday="1974-11-20", captcha_result=None):
          
          self.username = username
          self.password = password
          register_message = sign_up.RegisterRequest(email, username, password, first_name, last_name, birthday, captcha_result,
                                                     self.device_id_override, self.android_id_override)
          log.info("[+] Sending sign up request (name: {} {}, email: {})...".format(first_name, last_name, email))
          return self._send_xmpp_element(register_message)
docs: Sends a register request to sign up a new user to kik with the given details.