response.go

// Response are the values returned from the module
type Response struct {
	Msg     string `json:"msg"`
	Busy    bool   `json:"busy"`
	Changed bool   `json:"changed"`
	Failed  bool   `json:"failed"`
}

func returnResponse(r Response) {
  ...
	response, err = json.Marshal(r)
	...
	fmt.Println(string(response))
	...
}