using System;

using System.Collections.Generic;

using Newtonsoft.Json;

using Newtonsoft.Json.Converters;

public class Program

{

    public static void Main()

    {

        string response = "{\"risk\":\"LOW\",\"topics\":{\"CAT\":\"LOW\",\"LION\":\"HIGH\"}}";

        Resource deserializedResource = JsonConvert.DeserializeObject<Resource>(response);

        string serializedResource = JsonConvert.SerializeObject(deserializedResource);

​

        Console.WriteLine(serializedResource); 

    }

}

​

public class Resource

{

    [JsonProperty("risk")]

    public Risk RiskFactor { get; set; }

    [JsonProperty("topics")]

    public IDictionary<Animal, Risk> Animals { get; set; }

}

​

[JsonConverter(typeof(StringEnumConverter))]  

public enum Risk

{

    LOW = 10,

    MEDIUM = 20,

    HIGH = 30

}

public enum Animal

{

    CAT = 0,

    BULL = 1,

    LION = 2

}