code: func (c *Client) GetStatus() (result Status, err error) {
  	call := c.object.Call(dbusInterface+".GetStatus", 0)
  	err = call.Err
  	if err != nil {
  		return
  	}
  
  	result = NewStatus(call.Body)
  
  	return
  }
docs: // GetStatus returns the current status of updateengine
  // it returns an error if there is a problem getting the status from dbus