curl --request GET \
  --url https://api.example.com/api/intelligence/v1/get-country-port-activity

{
  "ports": [
    {
      "portId": "<string>",
      "portName": "<string>",
      "lat": 123,
      "lon": 123,
      "tankerCalls30d": 123,
      "trendDeltaPct": 123,
      "importTankerDwt": 123,
      "exportTankerDwt": 123,
      "anomalySignal": true
    }
  ],
  "fetchedAt": "<string>",
  "available": true
}