code: func (r Account_Shipment_Tracking_Data) GetShipment() (resp datatypes.Account_Shipment, err error) {
  	err = r.Session.DoRequest("SoftLayer_Account_Shipment_Tracking_Data", "getShipment", nil, &r.Options, &resp)
  	return
  }
docs: // Retrieve The shipment of the tracking datum.