public static TestPerson GetTestPersonModel()
        {
            var model = new TestPerson
            {
                PublicProperty = "Hello1",
                PublicField = 101,
                InternalProperty = "Hello2",
                InternalField = 102,
                ProtectedInternalProperty = "Hello3",
                ProtectedInternalField = 103,
                NullableDate = new DateTime()
            };

            TestPerson.StaticProperty = "Hello4";
            TestPerson.StaticField = 104;

            return model;
        }
 public string UpdateProperties(TestPerson person)
 {
     person.PublicProperty = ValueUpdatedTo;
     return "I Changed Stuff!";
 }