def _get_rest_endpoint_base_url(rest_service_base_url: str) -> str:
    """
    Return the base URL of the endpoints of BAM's REST service.

    :param rest_service_base_url: Base URL of BAM's REST service.
    :type rest_service_base_url: str
    :return: The base URL of the endpoints of BAM's REST service.
    :rtype: str
    """
    return (
        rest_service_base_url + "v1"
    )