This object represents the managed object id of the switch to object of a protection switch. It has the same format as 'ptTrapContentsManagedObjectId' and is represented by a formated text string which first contains the class and depending on the class a list of attribute name and value pairs: '<class>:<name>=<value>;<name>=<value>;...' <class> : class name. <name> : attribute name. <value> : attribute value.