Updated Model

Model.cs

 public class Employee
    {

        public int Id { get; set; }

        public string Name { get; set; }

        public bool IsManager { get; set; }

        public Department Department { get; set; }

        public void Deconstruct(out int id, out string name, out bool isManager, out Department department)
        {
            id = Id;
            name = Name;
            isManager = IsManager;
            department = Department;
        }
    }

    public class Department
    {
        public int Id { get; set; }
        public string Name { get; set; }

        public void Deconstruct(out int id, out string name)
        {
            id = Id;
            name = Name;
        }
    }