docs: public UserStateListResult[] getUsersState(String... users) throws APIConnectionException, APIRequestException {
          JsonArray jsonArray = new JsonArray();
          for (String username : users) {
              StringUtils.checkUsername(username);
              jsonArray.add(new JsonPrimitive(username));
          }
          ResponseWrapper response = _httpClient.sendPost(_baseUrl + userPath + "/userstat", jsonArray.toString());
          return _gson.fromJson(response.responseContent, UserStateListResult[].class);
      }