public int getOriginReportedDuration() {
        Object value = get("_originReportedDuration");
        if (value != null) {
            return (Integer) value;
        }
        return -1;
    }
sets routeVIP; that is the Eureka "vip" of registered instances
zuul-core/src/main/java/com/netflix/zuul/context/SessionContext.java