Exception to AvoidanceOptions.zone_categories, which can be specified by list of zone identifiers. e.g. the format of ID is like here:cm:envzone:2. Information about the various routing zones originates from the respective catalogs of platform.here.com. For example, more information on zone IDs for Environmental Zones is available under "https://platform.here.com/data/hrn:here:data::olp-here:rib-2/environmental-zones/overview".