public virtual void _should_be_deserializable()
        {
            var res = RequestResponseJsonConverter.Deserialize <T>(Json);

            res.Should()
            .BeEquivalentTo(Sut);
        }
        public virtual void _with_custom_fields_should_be_deserializable()
        {
            var res = RequestResponseJsonConverter.Deserialize <TrusonaficationRequest>(JsonWithCustomFields);

            res.Should()
            .BeEquivalentTo(SutWithCustomFields);
        }