{
  "@context": "http://www.w3.org/ns/anno.jsonld",
  "id": ["http://example.org/1", "http://example.org/2"],
  "type": "Annotation",
  "label": "bad canonical",
  "canonical": "not a uri",
  "body": "http://example.org/post1",
  "target": "http://example.com/page1"
}