Bug setting Link tags on Router

I’m using a router and setting the header tags on the Ok function.

However, even if I set 3 attributes to a LINK tag, only 2 are rendered. Example:

const seoData = {
title: data.title,
description: “This is a description of " + data.title + " page”,
noIndex: false ,
“links”: [{
“rel”: “alternate”,
“href”: “casalibre.cl/es/page”,
“hreflang”: “es”
}],
metaTags: {
“og:title”: data.title,
“og:image”: data.image
}
};

Should render:

But is rendering only: