@Override
    public String toString() {
        return "OriginName{" + "niwsClientName='"
                + niwsClientName + '\'' + ", target='"
                + target + '\'' + ", authority='"
                + authority + '\'' + '}';
    }
Returns the Authority of this origin.   This is used for establishing secure connections.  May be absent
if the authority is not trusted.
zuul-core/src/main/java/com/netflix/zuul/origins/OriginName.java