profi-sdk-aos-model/com.sygic.profi.model.pm.poi/PMPoiCategory/parentId

parentId

val parentId: String? = null

Parameter parentId represents id of the parent Category(POI group). Only one level of hierarchy is allowed. This category will inherit the parents
parameters and it can override them by specifying it. Only categories which have defined parentId are displayed on map.
To create only parent Category the parentId is not filled out.