@NonNull
    @WorkerThread
    private static JSONResult getRequest(@NonNull final SuConnector connector, @NonNull final SuApiEndpoint endpoint, @NonNull final Parameters params) throws SuApiException {
        return request(connector, endpoint, "GET", params);
    }
Returns list of caches located around {@code center}

@param center    coordinates of the central point
@param radius    radius in km
@param connector Geocaching connector
@return list of caches located around {@code center}
main/src/main/java/cgeo/geocaching/connector/su/SuApi.java