go JSON decoding

    var message Message
    resp, err := http.Get("http://localhost:5000/join")
    if err != nil {
        log.Fatal(err)
    }

    dec := json.NewDecoder(resp.Body)
    err = dec.Decode(&message)
    if err != nil {
        fmt.Println("error decoding the response to the join request")
        log.Fatal(err)
    }