pl		ActorIndexes (TSP_SocialSocialDataOverlay)
		BasePath (TODataEntity)
pl		Index (TSP_SocialSocialDataOverlay)
pl		LinkUri (TSP_SocialSocialDataOverlay)
	ro	ODataAnnotationCount (TODataObject)
	ro	ODataAnnotations (TODataObject)
	ro	ODataAnnotationValues (TODataObject)
pl		OverlayType (TSP_SocialSocialDataOverlay)
pl		_Length (TSP_SocialSocialDataOverlay)