def _get_save_wall_photo(session, photo, server, hash, user_id=None, group_id=None):
        """
        https://vk.com/dev/photos.saveWallPhoto
        """
        if group_id < 0:
            group_id = abs(group_id)

        response = session.fetch("photos.saveWallPhoto", photo=photo, server=server, hash=hash, user_id=user_id, group_id=group_id)[0]
        return response['id'], response['owner_id']