<presence xmlns="urn:cesnet:mod4">

    <ll>

        <keys>42</keys>

    </ll>

    <ll>

        <keys>43</keys>

        <test>test</test>

        <cont>

            <test>tests</test>

        </cont>

    </ll>

    <ll>

        <keys>41</keys>

        <test>house</test>

        <cont>

            <test>cars</test>

        </cont>

    </ll>

</presence>