Receive a json in golang

receivejson.go

func test(w http.ResponseWriter, r *http.Request) {
	var test = Data{}
	var reception = Data{}
	test.Fruit = "Banana"

	body, err := ioutil.ReadAll(r.Body)
	if err != nil {
		panic(err)
	}
	err = json.Unmarshal(body, &reception)
	fmt.Println(reception.Fruit)
	js, err := json.Marshal(test)
	if err != nil {
		http.Error(w, err.Error(), http.StatusInternalServerError)
		return
	}

	w.Header().Set("Content-Type", "application/json")
	w.Write(js)

}