code: func (r Notification_User_Subscriber_Preference) GetDefaultPreference() (resp datatypes.Notification_Preference, err error) {
  	err = r.Session.DoRequest("SoftLayer_Notification_User_Subscriber_Preference", "getDefaultPreference", nil, &r.Options, &resp)
  	return
  }
docs: // Retrieve Details such name, keyname, minimum and maximum values for the preference.