If you script is placed in the bmp modell, it will be executed on the server so you can try:
var resourceURL = new java.net.URL("https://httpbin.org/get");
var urlConnection = resourceURL.openConnection();
var inputStream = new java.io.InputStreamReader(urlConnection
.getInputStream());
var bufferedReader = new java.io.BufferedReader(inputStream);
var inputLine =""
var text="";
while ((inputLine = bufferedReader.readLine()) != null) {
text+=inputLine
}
bufferedReader.close();
//.... do somthing with the text