A small JSON-LD document with a context of Schema.org.

site_faqs_1.jsonld

{
  "@context": "http://schema.org/",
  "@id": "/site_faqs/1",
  "@type": "Question",
  "text": "Can I foo?",
  "acceptedAnswer": {
    "text": "Yes! You can foo while you bar."
  }
}