public void Add()
            {
                var sessionType = new Models.SessionType
                {
                    Name         = "Talk",
                    HasSurvey    = false,
                    ShowOnAgenda = false
                };

                Console.WriteLine(EventsXdService.SessionTypes.Add(5577, sessionType));
            }
            public void Update()
            {
                var sessionType = new Models.SessionType
                {
                    Name         = "Talk",
                    HasSurvey    = true,
                    ShowOnAgenda = false,
                    Id           = "14912"
                };

                Console.WriteLine(EventsXdService.SessionTypes.Update(5577, sessionType));
            }