2 "@context": "https://www.w3.org/ns/activitystreams",
3 "id": "https://example.com/collection/ordered_array",
4 "summary": "Object history",
5 "type": "OrderedCollection",
10 "actor": "http://www.test.example/sally",
11 "object": "http://example.org/foo"
15 "actor": "http://www.test.example/joe",
16 "object": "http://example.org/foo"