Add ld+json and graph data

article htx:

<z:meta name="head">
  <link rel="canonical" href="https://site-domain.no<z:url number=$z:value[art.number] name=$z:value[art.name] gid=$z:value[art.groupnumber]>" />
  <meta property="og:type" content="product" />
  <meta property="og:price:amount" content="$z:value[art.customergrossprice]" />
  <meta property="og:price:currency" content="NOK" />
  <meta property="og:url" content="https://site-domain.no<z:url number=$z:value[art.number] name=$z:value[art.name] gid=$z:value[art.groupnumber]>" />
  
  <meta name="twitter:card" content="product" />
  <meta name="twitter:title" content="<z:esc mode=js value=$z:value[art.name]>" />
  <meta name="twitter:description" content="<z:text path=$z:value[support.erpfilepath] dir="Memo" name=$z:value[article.notefile] transform="striphtml" location="config">" />
  <meta name="twitter:image" content="https://site-domain.no/ErpImages/512/$z:value[art.number]" />
  <meta name="twitter:label1" content="PRICE" />
  <meta name="twitter:data1" content="<z:write value=0+$z:value[art.customergrossprice] format="kr{0:c}">" />
  <z:if $z:value[art.produsent] ne "">
      <meta name="twitter:label2" content="VENDOR" />
      <meta name="twitter:data2" content="<z:esc mode=js value=$z:value[art.produsent]>" />
  </z:if>
    <script type="application/ld+json">
    [
      {
        "@context": "http://schema.org/",
        "@type": "Product",
        "name": "<z:esc mode="js" value=$z:value[art.name]>",
        "image": "https://site-domain.no/ErpImages/$z:value[art.number]",
        "description": "<z:text path=$z:value[support.erpfilepath] dir="Memo" name=$z:value[article.notefile] transform="striphtml" location="config">",
        "sku": "<z:esc mode="js" value=$z:value[art.number]>",
        "offers": {
            "@type": "Offer",
            "priceCurrency": "NOK",
            "price": "$z:value[art.customergrossprice]",
            "itemCondition": "https://schema.org/NewCondition",
            "availability": "<z:if $z:value[article.availableinstoc] gt 0.0>http://schema.org/InStock<z:else>http://schema.org/OutOfStock</z:if>",
            "url": "https://site-domain.no<z:url number=$z:value[art.number] name=$z:value[art.name] gid=$z:value[art.groupnumber]>"
        },
        "gtin13": "$z:value[art.eanno]",
        "brand": "$z:value[art.brand]"
    },
    {
          "@context": "https://schema.org",
          "@type":"BreadcrumbList",
          "@id":"#breadcrumb",
          "itemListElement":[
             {"@type":"ListItem","position":1, "item":{"@type":"WebPage","@id":"https://site-domain.no/","url":"https://site-domain.no/","name":"<z:esc mode=js value=$z:text[TXT_ZPIDER_TITLE]>"}},
             <z:foreach alias="group" scope="page" pagesize="20">
               {"@type":"ListItem","position":<z:write value=2+$z:iteration[group.current]>, "item":{"@type":"WebPage","@id":"https://site-domain.no<z:url gid=$z:value[group.number]>","url":"https://site-domain.no<z:url gid=$z:value[group.number]>","name":"<z:esc mode=js value=$z:value[group.name]>"}},
               </z:foreach>
            {"@type":"ListItem","position":<z:write value=3+$z:iteration[group.current]>, "item":{"@type":"WebPage","@id":"https://site-domain.no<z:url number=$z:value[art.number] name=$z:value[art.name] gid=$z:value[art.groupnumber]>","url":"https://site-domain.no<z:url number=$z:value[art.number] name=$z:value[art.name] gid=$z:value[art.groupnumber]>","name":"<z:esc mode=js value=$z:value[art.name]>"}}
               ]
    },
    {
      "@context": "https://schema.org",
      "@type": "WebSite",
      "name": "<z:esc mode="js" value=$z:text[TXT_ZPIDER_TITLE]>",
      "url": "https://site-domain.no/",
      "potentialAction": {
            "@type": "SearchAction",
            "target": "https://site-domain.no/search?q={search_term_string}",
            "query-input": "required name=search_term_string"
          }
      }
    ]
    </script>
</z:meta>