public void UISpeed()
        {
            // Act
            var message = new SpeedMessage(_examplePayload);

            // Assert
            message.UISpeed.Should().Be(new KilometerPerHour(28.0m));
        }
        public void SignedSpeed()
        {
            // Act
            var message = new SpeedMessage(_examplePayload);

            // Assert
            message.SignedSpeed.Should().Be(new KilometerPerHour(27.76m));
        }