using System;

using Newtonsoft.Json;

using Newtonsoft.Json.Linq;

using Newtonsoft.Json.Converters;

public class Program

{

    public static void Main()

    {

        //var str = @"{ ""Enum1"": ""Foo1"", ""VariableEnum"": ""Foo2"" }";

        var str = @"{ ""Enum1"": ""Bar1"", ""VariableEnum"": ""Bar3"" }";

        var serializer = new JsonSerializer();

        serializer.Converters.Add(new StringEnumConverter());

        var document = JsonConvert.DeserializeObject<Document>(str);

        switch (document.Enum1)

        {

            case Enum1.Foo1:

                Enum2 enum2Value = document.VariableEnum.ToObject<Enum2>(serializer);

                Console.WriteLine("Enum 2 value: {0}", enum2Value);

                break;

            case Enum1.Bar1:

                Enum3 enum3Value = document.VariableEnum.ToObject<Enum3>(serializer);

                Console.WriteLine("Enum 3 value: {0}", enum3Value);

            break;

        }

    }

}

​

public enum Enum1 { Foo1 = 1, Bar1 = 2 };

public enum Enum2 { Foo2 = 1, Bar2 = 2 };

public enum Enum3 { Foo3 = 1, Bar3 = 2 };

​

public class Document

{   

    public Enum1 Enum1 { get; set; }

    public JToken VariableEnum { get; set; }

}