var token = "secret"

var builder = requests.NewPost("example.com/test").
    Query("key", "val").
    Header("token", &token)

jsonResp, err := builder.ExecJSON()

token = "super-secret" // update token		

jsonResp, err := builder.ExecJSON()

requests.New(url).
    Method(http.MethodGet).
    Path("/foo/bar").
    Query("k", "${key}").
    Header("user-agent", "x").
    Header("Auth", "${key}").
    Header("Miss", "${miss}").
    SecretHeader("my-header", "secret2").
    BasicAuth("christian", "secret3").
    JSONBody("hello").
    WithExtended(func(req *requests.ExtendedRequest) {
        req.Doer(doer)
        req.Secret("key", "secret")
        req.Timeout(time.Second * 6)
        _ = req.Write(os.Stdout)
    })