code: func (r Virtual_Guest) GetRecentMetricData(time *uint) (resp []datatypes.Metric_Tracking_Object, err error) {
  	params := []interface{}{
  		time,
  	}
  	err = r.Session.DoRequest("SoftLayer_Virtual_Guest", "getRecentMetricData", params, &r.Options, &resp)
  	return
  }
docs: // Recent metric data for a guest