The related ``Badge`` object.

def get_badge(self):
        """
        The related ``Badge`` object.
        """
        try:
            obj = Badge.objects.using(self.db_read).get(slug=self.slug)
            logger.debug('✓ Badge %s: fetched from db (%s)', obj.slug, self.db_read)
        except Badge.DoesNotExist:
            obj = None
        return obj