public async Task Can_launch_sms_flow()
        {
            // Arrange
            var authenticationApiClient = new AuthenticationApiClient(new Uri(GetVariable("AUTH0_PASSWORDLESSDEMO_AUTHENTICATION_API_URL")));

            // Act
            var request = new PasswordlessSmsRequest
            {
                ClientId = GetVariable("AUTH0_PASSWORDLESSDEMO_CLIENT_ID"),
                PhoneNumber = "your phone number"
            };
            var response = await authenticationApiClient.StartPasswordlessSmsFlow(request);
            response.Should().NotBeNull();
            response.PhoneNumber.Should().Be(request.PhoneNumber);
        }