code: def email_notification_add(self, notif_email, first_name='None',
                                 last_name='None', description=DESCRIPTION):
          
          data = {"email": notif_email,
                  "first_name": first_name,
                  "last_name": last_name,
                  "description": description}
          url = self.build_full_url('/notifications/email/')
          return self.create_resource(url, data)
docs: Sends a POST to /1.0/notifications/email/ using this post-data:
  
              {"email": "andres.riancho@gmail.com",
               "first_name": "Andres",
               "last_name": "Riancho",
               "description": "Notification email"}
  
          :return: The id of the newly created email notification resource