Both Places API and GS7 share the concept of results filters.
GS7 supports address filtering at the level of the country code. The syntax is very similar to that of the country code address fltering of Places API: multiple ISO 3166-1-alpha-3 values separated by a comma.
The Places API related
addressFilter=countryCode=<code1>,...,<codeN> query parameter needs to be translated into a GS7
in=countryCode:<code1>,...,<codeN> parameter. For instance:
addressFilter=countryCode=DEU,AUT must be converted to