try this
static void Main(string[] args)
{
string json = "{'data': {\"Code\": \"MXXXXX\", \"Status\": \"failed\"}}";
MyAccount account = JsonConvert.DeserializeObject<MyAccount>(json);
Console.WriteLine(account.data.Code);
}
public class MyAccount
{
public Account data { get; set; }
}
public class Account
{
public string Code { get; set; }
public string Status { get; set; }
}