using System;

using Newtonsoft.Json;

using Newtonsoft.Json.Converters;

using System.Collections.Generic;

public class Program

{

    public static void Main()

    {

        var dbJson1 = "{ \"created\": \"2020-08-04T13:26:31.7931998+0:00\"}";

        var dbJson2 = "{ \"created\": \"2020-08-28T11:27:01.259863+00:00\"}";

​

        Method(dbJson1);

        Method(dbJson2);

    }

    public static void Method(string dateTime)

    {

        Console.WriteLine("Method call");

        var dbSample = JsonConvert.DeserializeObject<Sample>(dateTime);

        Console.WriteLine(dbSample.Created);

        Console.WriteLine();

        var njson = JsonConvert.SerializeObject(dbSample, ServiceContants.JsonSerializerSettings);

        njson.Dump();

        Console.WriteLine();

        var ndbSample = JsonConvert.DeserializeObject<Sample>(njson);

        Console.WriteLine(ndbSample.Created);

        Console.WriteLine("==========================================");

        Console.WriteLine();

    }

}

​

class Sample

{

    public DateTime Created { get; set; }

}

​

public class ServiceContants

{

    public const string LATEST = "latest";

​

    public static readonly JsonSerializerSettings JsonSerializerSettings

         = new JsonSerializerSettings

         {

             NullValueHandling = NullValueHandling.Ignore,

             DateFormatHandling = DateFormatHandling.IsoDateFormat,

             Converters = new List<JsonConverter>()

             {

                     new StringEnumConverter(),

                     new IsoDateTimeConverter() { DateTimeFormat = "yyyy-MM-ddThh:mm:ssZ"}

             }

         };

​

}