code: func FormatStatus(id, format string, a ...interface{}) []byte {
  	str := fmt.Sprintf(format, a...)
  	b, err := json.Marshal(&jsonmessage.JSONMessage{ID: id, Status: str})
  	if err != nil {
  		return FormatError(err)
  	}
  	return appendNewline(b)
  }
docs: // FormatStatus formats the specified objects according to the specified format (and id).