public async Task GetAllSubscriptionsAsync_Throws_OnError(string id)
        {
            // Arrange
            Initialize(id);
            _handlerMock.Handler = (req, reqId) =>
            {
                HttpResponseMessage rsp = new HttpResponseMessage();
                rsp.Content = new StringContent(TestSubscriptions, Encoding.UTF8, "application/json");
                return(Task.FromResult(rsp));
            };

            // Act
            Collection <InstagramSubscription> actual = await _client.GetAllSubscriptionsAsync(id);

            // Assert
            Assert.Equal(2, actual.Count);
            Assert.Equal("1", actual[0].Id);
            Assert.Equal("user", actual[0].Object);
            Assert.Equal("2", actual[1].Id);
            Assert.Equal("location", actual[1].Object);
        }