using System;

using Newtonsoft.Json;

​

public class Program

{

    public static void Main()

    {

        var jsonInput = "{ name:'myOrg'}";

        jsonInput = "{\"exchangeDate\":\"2022-01-26T16:00:00.000Z\",\"amount\":12}";

        var flight = JsonConvert.DeserializeObject<instrument4VM>(jsonInput);

        Console.WriteLine(flight.Amount);

    }

}

​

class instrument4VM

{

    public DateTime ExchangeDate { get; set; }

​

    public Decimal Amount { get; set; }

}