COVID-19 JSON-LD example from Google Web Dev

covid-19-google.js

    <script type="application/ld+json">
    {
      "@context": "https://schema.org",
      "@type": "SpecialAnnouncement",
      "name": "Shelter-in-place for 3 California counties",
      "text": "As of 11:59 pm on March 17, 2020, all individuals in the 3 counties must strictly follow the provisions in this new Order. This new Order will be in effect through March 30, 2020.",
      "datePosted": "2020-03-17T08:00",
      "expires": "2020-03-24T23:59",
      "quarantineGuidelines": "https://example.org/california/shelter-in-place/",
      "diseasePreventionInfo": "https://example.org/california/prevention-tips/",
      "category": "https://www.wikidata.org/wiki/Q81068910",
      "spatialCoverage": [
        {
          "type": "AdministrativeArea",
          "name": "San Francisco County, CA"
        },
        {
          "type": "AdministrativeArea",
          "name": "Marin County, CA"
        },
        {
          "type": "AdministrativeArea",
          "name": "Santa Clara County, CA"
        }
      ]
    }
    </script>