public List<String> follows(String userName) { List<HashMap<String, String>> messages = new ArrayList<HashMap<String, String>>( restTemplate .getForObject(baseURL + userName + "/follows.json", Resources.class) .getContent()); LocalDateTime ldtNow = (new Date()).toInstant().atZone(ZoneId.systemDefault()).toLocalDateTime(); List<String> following = new ArrayList<>(); for (HashMap<String, String> mapMessage : messages) { following.add(mapMessage.get("followsUser")); } return following; }