Now, we are ready to use the PubNub MQTT server as a data source to build a real-time web-based dashboard. As previously explained, we will take advantage of freeboard.io to visualize the surfer and surfboard data in many gauges.
The freeboard.io requires us to sign up and create an account with a valid email and a password before we can build a web-based dashboard. We aren't required to enter any credit card or payment information. If you already have an account at freeboard.io, you can skip the next step.
Go to http://freeboard.io in your web browser and click Start Now. You can also go straight to https://freeboard.io/signup. Enter your desired user name in Pick a Username, your email in
