
{
  "@context": "http://schema.org",
  "@type": "NewsArticle",
  "mainEntityOfPage": "{{ page.url | replace:'index.html','' | prepend: site.baseurl | prepend: site.url }}",
  "headline": "{% if page.title %}{{ page.title | escape }}{% else %}{{ site.title | escape }}{% endif %}",
  "datePublished": "{% if page.date %}{{ page.date | date_to_xmlschema }}{% else %}{{ site.time | date_to_xmlschema }}{% endif %}",
  "dateModified": "{% if page.date %}{{ page.date | date_to_xmlschema }}{% else %}{{ site.time | date_to_xmlschema }}{% endif %}",
  "description": "{% if page.excerpt %}{{ page.excerpt | strip_html | strip_newlines | truncate: 160 }}{% else %}{{ site.description }}{% endif %}",
  "author": {
    "@type": "Person",
    "name": "{{ site.name }}"
  },
  "publisher": {
    "@type": "Organization",
    "name": "{{ site.title }}",
    "logo": {
      "@type": "ImageObject",
      "url": "{{ site.logo | prepend: site.baseurl | prepend: site.url }}",
      "width": 60,
      "height": 60
    }
  },
  "image": {
    "@type": "ImageObject",
    "url": "{{ site.logo | prepend: site.baseurl | prepend: site.url }}",
    "height": 60,
    "width": 60
  }
}


{
  "@context": "http://schema.org",
  "@type": "NewsArticle",
  "mainEntityOfPage": "{{ page.url | replace:'index.html','' | prepend: site.baseurl | prepend: site.url }}",
  "headline": "{% if page.title %}{{ page.title | escape }}{% else %}{{ site.title | escape }}{% endif %}",
  "datePublished": "{% if page.date %}{{ page.date | date_to_xmlschema }}{% else %}{{ site.time | date_to_xmlschema }}{% endif %}",
  "dateModified": "{% if page.date %}{{ page.date | date_to_xmlschema }}{% else %}{{ site.time | date_to_xmlschema }}{% endif %}",
  "description": "{% if page.excerpt %}{{ page.excerpt | strip_html | strip_newlines | truncate: 160 }}{% else %}{{ site.description }}{% endif %}",
  "author": {
    "@type": "Person",
    "name": "{{ site.name }}"
  },
  "publisher": {
    "@type": "Organization",
    "name": "{{ site.title }}",
    "logo": {
      "@type": "ImageObject",
      "url": "{{ site.logo | prepend: site.baseurl | prepend: site.url }}",
      "width": "60",
      "height": "60"
    }
  },
  "image": {
    "@type": "ImageObject",
    "url": "{{ site.logo | prepend: site.baseurl | prepend: site.url }}",
    "height": "60",
    "width": "60"
  }
}

Add quotes around width and height for validation
Add quotes around width and height for validation