def get_doc():
    """Get documentation of this resource

    :return: rst string
    :rtype: str
    """
    return """
    The ``userrestrictrole`` model is an internal data model used to define the CRUD
    rights for an Alignak backend user.

    This allows to defined, for a user and a given realm, the create, read, update, and
    delete rights on each backend endpoint.
    """
