SP.Social.SocialActor.libraryUri property (sp.userprofiles)
Gets the actor's library URI. Applies to documents.
Applies to: apps for SharePoint | Office 365 | SharePoint Foundation 2013 | SharePoint Server 2013
var value = SP.Social.SocialActor.get_libraryUri()
Return value
String
The URI of the library that contains the document.
Remarks
The libraryUri property is valid only when actorType is a document.