Parking brake release came off, now I can't release my parking brake on 2006 Mercedes-Benz R350

How do I Release my parking brake? The release lever came of and now the parking brake is stuck. The dealer said they would send someone out for $130. There has to an easier way! I would appreciate any help.

Asked by for the 2006 Mercedes-Benz R350
pay the $130 and let them come replace it. that is a