using System;

using Newtonsoft.Json.Linq;

using Newtonsoft.Json;

using System.Collections.Generic;

public class Program

{

    public static void Main()

    {

            //string response = @"{""Response"":{""ResponseStatus"":{""Code"":""1"", ""Description"":""Success""}}, ""SuggestedUserID"":""userId1""}";

​

            string response = @"{""Response"":{""ResponseStatus"":{""Code"":""1"", ""Description"":""Success""}}, ""SuggestedUserID"":[""userId1"", ""userId2""]}";

​

​

            RootCls result = JsonConvert.DeserializeObject<RootCls>(response);

            Console.WriteLine(JsonConvert.SerializeObject(result.SuggestedUserID[0]));

    }

}

​

    public class Response1

    {

        public ResponseStatus1 ResponseStatus { get; set; }

    }

​

    public class ResponseStatus1

    {

        public string Code { get; set; }

        public string Description { get; set; }

    }

​

    public class RootCls

    {

        public Response1 Response { get; set; }

​

        [JsonConverter(typeof(ObjectListConverter2<string>))]

        public List<string> SuggestedUserID { get; set; }

    }

​

    public class ObjectListConverter2<T> : JsonConverter

    {

        public override void WriteJson(JsonWriter writer, object value, JsonSerializer serializer)

        {

            JToken t = JToken.FromObject(value);

            t.WriteTo(writer);

        }

​

        public override List<T> ReadJson(JsonReader reader, Type objectType, object existingValue, JsonSerializer serializer)

        {

            if (reader.TokenType == JsonToken.StartArray)

            {

                return JToken.Load(reader).ToObject<List<T>>();

            }

            else if (reader.TokenType == JsonToken.StartObject)

            {

                return new List<T> { JToken.Load(reader).ToObject<T>() };

            }

            else if (reader.TokenType == JsonToken.Null)

            {

                return null;

            }

​

            throw new JsonException();

        }

​

        public override bool CanConvert(Type objectType)

        {

            return objectType == typeof(List<T>) || objectType == typeof(T);

        }

    }