public async Task PagesThroughMandates()
        {
            // given
            var subject = new MandatesClient(_clientConfiguration);
            var firstId = (await subject.GetPageAsync()).Items.First().Id;

            var initialRequest = new GetMandatesRequest
            {
                After = firstId,
                CreatedGreaterThan = new DateTimeOffset(DateTime.Now.AddDays(-1)),
                Limit = 1,
            };

            // when
            var result = await subject
                         .BuildPager()
                         .StartFrom(initialRequest)
                         .AndGetAllAfterAsync();

            // then
            Assert.That(result.Count, Is.GreaterThan(1));
            Assert.That(result[0].Id, Is.Not.Null.And.Not.EqualTo(result[1].Id));
            Assert.That(result[1].Id, Is.Not.Null.And.Not.EqualTo(result[0].Id));
        }