using System;

using System.Text.Json;

public class Program

{

    public class Email

    {

        public string From { get; set; }

    }   

    public class IfCondition

    {

        public string Table { get; set; }

    }

    public class IfConditionEmail

    {

        public IfCondition IfConditionObject { get; set; }

        public Email EmailObject { get; set; }

    }

    public static void Main()

    {

        Console.WriteLine("Hello World");

        var Test = new IfConditionEmail();

        Test.EmailObject.From = "from";

        Test.IfConditionObject.Table = "table";

        var testJson = JsonSerializer.Serialize(Test);

        Console.WriteLine(testJson);

    }

}