code: public Observable<ComapiResult<List<Map<String, Object>>>> queryProfiles(@NonNull final String queryString) {
  
          final String token = getToken();
  
          if (sessionController.isCreatingSession()) {
              return getTaskQueue().queueQueryProfiles(queryString);
          } else if (TextUtils.isEmpty(token)) {
              return Observable.error(getSessionStateErrorDescription());
          } else {
              return doQueryProfiles(token, queryString);
          }
      }
docs: Query user profiles on the services.
  
  @param queryString Query string. See https://www.npmjs.com/package/mongo-querystring for query syntax. You can use {@link QueryBuilder} helper class to construct valid query string.
  @return Profiles detail from the service.