<#ftl output_format="JSON">
[<@cms.contentList categoryId=categoryId containChild=containChild modelId=modelId parentId=parentId userId=userId orderField=orderField orderType=orderType pageIndex=pageIndex pageSize=pageSize>
    <#list page.list as content>
        {
            "id":${content.id},
            "title":"${content.title}",
            "url":"${content.url}",
            "description":"${(content.description)!}",
            "publishDate":"${content.publishDate?string}",
            "cover":"${content.cover!}"
        }<#sep>,
    </#list>
</@cms.contentList>]