get https://{host}/li/geocode/18.0/admin1/
Looks up admin1-level reference data for the specified admin1GeoId.
The Admin1 resolution level (GeoResolutionCode 10) represents large geographic divisions such as states, provinces, and regions within countries.
Admin1-level reference data includes admin1GeoId, admin1Name, and admin1Code geolocation data. The service also returns country-level geolocation data.