8. The method of claim 7 , wherein receiving a selection of object type configurations from the entity external to the social networking system utilizing the user interface for defining a new object type further comprises: receiving a selection of a different object type as a property of the new object type; and storing the different object type as an object type configuration for the new object type.
9. The method of claim 8 , further comprising: associating the different object type with the new action type.