test.html

<template name="pageTreeNav">
    <div id="pageTree" class="js-pa-sortable js-pa-container" data-parent-id="null">
        {{#each getPageNodes}}
        {{> pageTreeItem itemData=. level="2"}}
        {{/each}}
    </div>
</template>


<template name="pageTreeItem">
    {{#with itemData}}
    <div class="tp-page-tree-item js-pa-sortable-item js-pa-page {{activeClass}} {{jsRoot}}" data-page-id="{{_id}}"
         data-page-sorting="{{sorting}}">
        {{#if hasSubpage}}
        <a href="#c_{{_id}}" data-toggle="collapse"
           class="tp-toggle-collapse {{#unless inRootline}}collapsed{{/unless}}">
            <span class="glyphicon"></span>
        </a>
        {{else}}
        <span class="glyphicon glyphicon-play-circle"></span>
        {{/if}}
        <a href="{{pathFor 'pageAdminEdit' _id=_id}}"><span class="fa {{iconName}}"></span> {{navTitle}}</a>
    </div>
    <div id="c_{{_id}}"
         class="tp-page-tree-container js-pa-sortable js-pa-container collapse {{#if inRootline}}in{{/if}} {{#if activeClass}}in{{/if}}"
         data-parent-id="{{_id}}">
        <div class="js-pa-sortable-item js-no-item" style="height: 2px;overflow: hidden">ga</div>
        {{#if hasSubpage}}
        {{#each getPageNodes parentPageId=_id}}
        {{> pageTreeItem itemData=.}}
        {{/each}}
        {{/if}}
    </div>
    {{/with}}
</template>