def METHOD_NAME(self, lang="en", **kwargs) -> dict:
    """
    Get the basic info for this provider, as a dict with these keys:
    - 'name': the name of the provider (the one returned by name())
    - 'filter': the filtering key to be used in a filter query
    - 'label': a generic label for the facet; the client should try and localize it whenever possible
    - 'localized_label': a localized label for the facet (localized according to the `lang` param)
    - 'type': the facet type (e.g. user, region, thesaurus, ...)
    - 'hierarchical': boolean value telling if the facet items are hierarchically organized
    - "order": an optional integer suggesting the relative ordering of the facets
    :param lang: lanuage for label localization
    :return: a dict
    """
    pass