EVCB_OCPP.Common/ConsoleApp1/Program.cs

using EVCB_OCPP.Packet.Messages.Core;
using Newtonsoft.Json;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace ConsoleApp1
{
    class Program
    {
        static void Main(string[] args)
        {
            var aa = new StopTransactionRequest()
            {
                meterStop=1,
                timestamp=DateTime.Now,
                transactionId=1

            };

            string tt = JsonConvert.SerializeObject(aa, new JsonSerializerSettings()
            {
                NullValueHandling = NullValueHandling.Ignore
            });
 

            var rr = JsonConvert.DeserializeObject<StopTransactionRequest>(tt


           );
        }
    }
}