def METHOD_NAME(opts):
    """
    Return a unique ID for this proxy minion.  This ID MUST NOT CHANGE.
    If it changes while the proxy is running the salt-master will get
    really confused and may stop talking to this minion
    """
    r = salt.utils.http.query(
        opts["proxy"]["url"] + "id", decode_type="json", decode=True
    )
    return r["dict"]["id"].encode("ascii", "ignore")