code: def entity_from_dict(self, entity_dict):
          
          entity = entity_dict["entity"]
          role = entity_dict["role"]
  
          if entity == "allUsers":
              entity = self.all()
  
          elif entity == "allAuthenticatedUsers":
              entity = self.all_authenticated()
  
          elif "-" in entity:
              entity_type, identifier = entity.split("-", 1)
              entity = self.entity(entity_type=entity_type, identifier=identifier)
  
          if not isinstance(entity, _ACLEntity):
              raise ValueError("Invalid dictionary: %s" % entity_dict)
  
          entity.grant(role)
          return entity
docs: Build an _ACLEntity object from a dictionary of data.
  
          An entity is a mutable object that represents a list of roles
          belonging to either a user or group or the special types for all
          users and all authenticated users.
  
          :type entity_dict: dict
          :param entity_dict: Dictionary full of data from an ACL lookup.
  
          :rtype: :class:`_ACLEntity`
          :returns: An Entity constructed from the dictionary.