C# 开发AliYun(阿里云） 小蜜调用接口代码

using System;
using System.Collections.Generic;
using Aliyun.Acs.Core;
using Aliyun.Acs.Core.Exceptions;
using Aliyun.Acs.Core.Profile;
using Aliyun.Acs.Chatbot.Model.V20171011;
using Newtonsoft.Json;

namespace ChatbotDemo
{
    class Program
    {
        static void Main(string[] args)
        {
            while (true)
            {
                string txt = Console.ReadLine();

            IClientProfile profile = DefaultProfile.GetProfile("cn-shanghai", "<accessKeyId>", "<accessSecret>");
            DefaultAcsClient client = new DefaultAcsClient(profile);


                var request = new ChatRequest();
                //request.SenderNick = "1";
                //request.SenderId = "3";
                //request.KnowledgeId = "2";
                //request.SessionId = "1";
                request.Utterance = txt;
                request.InstanceId = "chatbot-cn-mp913ow5x0004l";
                try
                {
                    var response = client.GetAcsResponse(request);
                    ChatResponse entity = null;
                    var msg = System.Text.Encoding.Default.GetString(response.HttpResponse.Content);
                    if (!string.IsNullOrEmpty(msg))
                    {
                        entity = JsonConvert.DeserializeObject<ChatResponse>(msg);
                    }
                    Console.WriteLine($"a:{txt} \\p {entity.Messages[0].Text}");
                }
                catch (ServerException e)
                {
                    Console.WriteLine(e);
                }
                catch (ClientException e)
                {
                    Console.WriteLine(e);
                }
            }
            
        }
    }
}