This is a Connect IQ app for Garmin devices. It will send data in realtime to Azure via the Connect Mobile app.
This version uses a callback on the HR sensor and submits data whenever it changes. Only submits HR.
This version uses a timer and submits all sensor data as a JSON each time the timer triggers.
Set up a Logic App with HTTP Response trigger as a POST method. Save the Logic App and copy the URL into the code before building and running. You may need to look at developer.garmin.com to s 45D6 ee how to build Connect IQ apps, as well as how to set up the required tooling such as Eclipse and the SDK.