curl --request GET \
  --url https://api.example.com/api/displacement/v1/get-population-exposure

{
  "success": true,
  "countries": [
    {
      "code": "<string>",
      "name": "<string>",
      "population": 123,
      "densityPerKm2": 123
    }
  ],
  "exposure": {
    "exposedPopulation": 123,
    "exposureRadiusKm": 123,
    "nearestCountry": "<string>",
    "densityPerKm2": 123
  }
}