curl --request GET \
  --url https://api.example.com/api/aviation/v1/track-aircraft

{
  "positions": [
    {
      "icao24": "<string>",
      "callsign": "<string>",
      "lat": 123,
      "lon": 123,
      "altitudeM": 123,
      "groundSpeedKts": 123,
      "trackDeg": 123,
      "verticalRate": 123,
      "onGround": true,
      "source": "POSITION_SOURCE_UNSPECIFIED",
      "observedAt": 123
    }
  ],
  "source": "<string>",
  "updatedAt": 123
}