get https://{host}/li/geocode/18.0/city/
Looks up city-level reference data by cityGeoId.
The City resolution level (GeoResolutionCode 7) represents a city or town.
City-level reference data includes cityCode, cityName, and cityGeoId geolocation data. The service also returns country-level, admin1-level, and admin2-level geolocation data.