Azure IoT Hub - 
You can declare to scrape an Azure IoT Hub via the IoTHub resource type.
The following fields need to be provided:
ioTHubName- The name of the Azure IoT Hub
All supported metrics are documented in the official Azure Monitor documentation.
Example:
name: azure_iot_hub_total_devices
description: "The number of devices registered to your IoT hub"
resourceType: IoTHub
azureMetricConfiguration:
  metricName: devices.totalDevices
  aggregation:
    type: Total
resources:
- ioTHubName: promitor-1
- ioTHubName: promitor-2