static void Main(string[] args)
        {
            EtcdClient etcdClient = new EtcdClient("https://127.0.0.1", 2379);
            // etcdClient.SetInfo();
            AgentServiceRegistration registration = new AgentServiceRegistration()
            {
                Address = "127.0.0.1",
                ID      = "Test1",
                Name    = "Test1",
                Port    = 5555,
                Version = "1.0",
            };

            etcdClient.RegisterAsync(registration);
            Console.Read();
        }