Unique identifier for the related POI.
Pass this ID to the Place by ID service to fetch detailed information about the related location.
Type of relationship between this POI and the referenced POI.
child: The referenced POI is contained within this POI (e.g., a store in this mall)parent: This POI is contained within the referenced POI (e.g., this store is inside a mall)
Reference to a related Point of Interest.
Represents a parent-child relationship between POIs, such as:
Example