<b:if cond='data:blog.pageType == &quot;item&quot;'>
<meta expr:content='data:blog.pageName' property='og:title'/>
<meta expr:content='data:blog.canonicalUrl' property='og:url'/>
<meta content='article' property='og:type'/>
</b:if>
<meta expr:content='data:blog.title' property='og:site_name'/>
<b:if cond='data:blog.postImageThumbnailUrl'>
<meta expr:content='data:blog.postImageThumbnailUrl' property='og:image'/>
<b:else/>
<meta content='http://www.your-blog-logo.jpg' property='og:image'/>
</b:if>
<b:if cond='data:blog.metaDescription != &quot;&quot;'>
<meta expr:content='data:blog.metaDescription' name='og:description'/>
</b:if>
<meta content='App-ID' property='fb:app_id'/>
<meta content='Facebook-Profile-ID' property='fb:admins'/>