I’ve already used that tags. This is the code I have on my page:
<meta content=’@PapelTintaNegra’ name=‘twitter:site’/>
<meta content=’@JVazquez_’ name=‘twitter:creator’/>
<meta content=‘www.papeldetintanegra.com’ name=‘twitter:domain’/>
<b:if cond=‘data:post.firstImageUrl’>
<meta content=‘summary_large_image’ name=‘twitter:card’/>
<meta expr:content=‘data:post.firstImageUrl’ name=‘twitter:image’/>
<b:else/>
<meta content=‘summary’ name=‘twitter:card’/>
<b:if cond=‘data:blog.postImageThumbnailUrl’>
<meta expr:content=‘data:blog.postImageThumbnailUrl’ name=‘twitter:image’/>
</b:if>
</b:if>
<meta expr:content=‘data:post.title’ name=‘twitter:title’/>
<b:if cond=‘data:blog.pageType == “item”’>
<meta expr:content=‘data:post.snippet’ name=‘twitter:description’/>
<b:else/>
Is there any mistake?
I’ve used the same code in www.reddepensamientos.com and there it’s running.
Thanks!!