using System;

using System.Collections;

using System.Collections.Generic;

using System.Linq;

using System.Text;

using System.Runtime.Serialization.Formatters;

using System.IO;

using System.Data;

using System.ComponentModel.DataAnnotations;

using System.Globalization;

using System.Reflection;

using System.Collections.ObjectModel;

​

using Newtonsoft.Json;

using Newtonsoft.Json.Linq;

using Newtonsoft.Json.Converters;

using Newtonsoft.Json.Serialization;    

​

using NUnit.Framework; // Throws NUnit.Framework.AssertionException

​

//https://stackoverflow.com/questions/63946326/error-token-propertyname-in-state-arraystart-would-result-in-an-invalid-json-ob

​

    public partial class StellarObject

    {

        [JsonIgnore]

        public List<JProperty> Properties { get; set; }

        [JsonProperty("Properties")]        

        JObject SerializableProperties

        {

            get { return new JObject(Properties); }

            set { Properties = value.Properties().ToList(); }

        }

    }

​

    public partial class StellarObject

    {

        public string BodyName { get; set; }

        public StellarObject(string jsonData)

        {

            Properties = JObject.Parse(jsonData).Properties().ToList();

            BodyName = JObject.Parse(jsonData)["BodyName"].ToString();

        }

        public StellarObject()

        {

            Properties = new List<JProperty>();

            BodyName = "";

        }

    }

​

    class TestClass

    {

        public static void Test()

        {

            var jsonData = @"{""BodyName"" : ""Body name"", ""some property"" : ""some value""}";

​

            Console.WriteLine(jsonData);

​

            var obj = new StellarObject(jsonData);

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

            Console.WriteLine(json);

        }   

    }

​

    public class Program

    {

        public static void Main()

        {

            Console.WriteLine("Environment version: {0} ({1})", System.Runtime.InteropServices.RuntimeInformation.FrameworkDescription , GetNetCoreVersion());

            Console.WriteLine("{0} version: {1}", typeof(JsonSerializer).Assembly.GetName().Name,  typeof(JsonSerializer).Assembly.FullName);

            Console.WriteLine();

​

            try

            {

                TestClass.Test();

            }

            catch (Exception ex)

            {

                Console.WriteLine("Failed with unhandled exception: ");

                Console.WriteLine(ex);

                throw;

            }

        }

        public static string GetNetCoreVersion()

        {

            //https://techblog.dorogin.com/how-to-detect-net-core-version-in-runtime-ecd65ad695be

            //

            var assembly = typeof(System.Runtime.GCSettings).GetTypeInfo().Assembly;

            var assemblyPath = assembly.CodeBase.Split(new[] { '/', '\\' }, StringSplitOptions.RemoveEmptyEntries);

            int netCoreAppIndex = Array.IndexOf(assemblyPath, "Microsoft.NETCore.App");

            if (netCoreAppIndex > 0 && netCoreAppIndex < assemblyPath.Length - 2)

                return assemblyPath[netCoreAppIndex + 1];

            return null;

        }

    }

​