<specification>
<list name="items" iterator="items" class="list">
<param name="received" field="code"/>
<param name="received_check" class="received-check" op="toggle" args="tree"/>
</list>
</specification>
<specification>
<list name="items" iterator="items" class="list">
<param name="received" field="code"/>
<param name="received_check" class="received-check" op="toggle" args="tree"/>
</list>
</specification>