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Connecting with HTTP

Next, we'll layout how you can use your connection string to generate a simple HTTP request to send data to the Azure IoT Hub.

Connection String​

The connection string for your device is displayed in your IoT Flow settings on the OpenBiotech dashboard. It contains the DeviceId which is needed to make the requests.

IoT Flow Settings

To quickly copy the Device Connection String use the Icon Copy button

Obtain API Access Token​

The API Access Token will be located in the OpenBiotech dashboard on the API tab.

API Storage Access

To quickly copy the storage access keys use the Icon Copy button

cURL Request​

We've laid out a curl command for the example below.

curl -X POST \
  https://dashboard.openbiotech.co/api/data/warm/explorer/devices/{device-id}/messages/events?api-version=2018-06-30 \
  -H 'Authorization: Bearer {token}' \
  -H 'Content-Type: application/json' \
  -d '{
    "DeviceID":"{device-id}",
    "DeviceType":"Generic",
    "Timestamp":"2023-11-14T00:26:30.0217778+00:00",
    "Version":"0.0.2",
    "DeviceData": {
        "Latitude": 40.7578,
        "Longitude": -104.9733,
        "Floor": 2,
        "Room": "Conference Room 5"
    },
    "SensorReadings": {
        "Temperature": 105,
        "Humidity": 83,
        "Occupancy": 8,
        "Occupied": 1
    },
    "SensorMetadata": {
        "_": {
            "SignalStrength": 1
        },
        "Temperature": {
            "Battery": 0.4
        }
    },
}'
tip

Need help installing Git and cURL for Windows 11/10? Here's a helpful tutorial and Git download link