public static function get_conversation_by_area(string $component, string $itemtype, int $itemid, int $contextid) {
        global $DB;

        return $DB->get_record('message_conversations',
            [
                'itemid' => $itemid,
                'contextid' => $contextid,
                'component' => $component,
                'itemtype'  => $itemtype
            ]
        );
    }