using System;

using System.Collections.Generic;

using Newtonsoft.Json;

using Newtonsoft.Json.Converters;

using Newtonsoft.Json.Serialization;

public class Program

{

    public static void Main()

    {

        var settings = new JsonSerializerSettings()

        {

            NullValueHandling = NullValueHandling.Ignore,

            // we force to use camelCase properties here

            ContractResolver = new CamelCasePropertyNamesContractResolver(),

​

            // it will convert enum to string with camelCase

            Converters = new List<JsonConverter>()

                {

                    new StringEnumConverter()

                    {

                        CamelCaseText = true

                    }

                }

        };

        var data = new Payload(){

            Topic = PayloadTypes.GoToService

        };

        var json = JsonConvert.SerializeObject(data, Formatting.Indented, settings);

        Console.WriteLine(json);

​

    }

}

​

public class Payload

{

    public string Token { get; set; }

    public string Culture { get; set; }

    public string Currency { get; set; }

    public PayloadTypes Topic { get; set; }

    public object Data { get; set; }

    public string Origin { get; set; }

}

​

public enum PayloadTypes

{

    GoToService,

    CopyService,

    CreateNewService

}