@id must be an absolute IRI

[]

-

{
  "@context": {
    "ex": "http://example.com/ns#"
  },
  "ex:entries": [
    { "@id": 3 },
    { "@id": "foo" },
    { "@id": "@foo" },
    { "@id": "@foo:bar" },
    { "@id": "foo:bar" },
    { "@id": "ex:test" },
    { "@id": "http://example.com/" }
  ]
}

{
  "http://example.com/ns#entries": [
    {},
    {},
    {},
    {},
    { "@id": "foo:bar" },
    { "@id": "ex:test" },
    { "@id": "http://example.com/" }
  ]
}