Serializing Exception to JSON using Json.NET and ServiceStack.Text

gistfile1.cs

static void Main(string[] args)
{
    try
    {
        var x = 1 / args.Length;
    }
    catch (Exception ex)
    {
        Console.WriteLine(Newtonsoft.Json.JsonConvert.SerializeObject(ex));
        Console.WriteLine();
        Console.WriteLine(ServiceStack.Text.JsonSerializer.SerializeToString(ex));
        Console.WriteLine();
    }
}