Reader reader = new InputStreamReader(is)) {
JsonObject obj = gson.fromJson(reader, JsonObject.class);
Gson datetest =  new GsonBuilder().setDateFormat("MM-dd-yyyy").create();
Date date = datetest.fromJson(obj.get("date"), Date.class);
Long time = obj.get("milliseconds_since_epoch").getAsLong();
date.setTime(time);