code: def _parse_properties(self):
          
          props_dict = self.data.get('properties', {})
          for prop_name in self.KNOWN_PROPERTIES:
              if prop_name in props_dict:
                  setattr(self, prop_name, props_dict.get(prop_name))
              else:
                  setattr(self, prop_name, None)
docs: Nodes have properties, which are facts like the
          name, description, url etc.
          Loop through each of them and set it as attributes on this company so
          that we can make calls like
              company.name
              person.description