Example Caliper MessageEvent.

caliper-event-message_posted.json

{
    "@context": "http://purl.imsglobal.org/ctx/caliper/v1p1",
    "type": "MessageEvent",
    "actor": {
        "id": "https://example.edu/users/554433",
        "type": "Person"
    },
    "action": "Posted",
    "object": {
        "id": "https://example.edu/sections/1/forums/2/topics/1/messages/2",
        "type": "Message",
        "body": "Show me an example of a Caliper MessageEvent.",
        "isPartOf": {
            "id": "https://example.edu/sections/1/forums/2/topics/1",
            "type": "Thread",
            "name": "Caliper user",
            "isPartOf": {
                "id": "https://example.edu/sections/1/forums/2",
                "type": "Forum",
                "name": "Caliper Forum"
            }
        },
        "dateCreated": "2016-12-15T10:15:00.000Z"
    },
    "eventTime": "2016-12-15T10:15:00.000Z",
    "edApp": {
        "id": "https://forums.example.edu/",
        "type": "SoftwareApplication",
        "version": "v2"
    },
    "group": {
        "id": "https://example.edu/sections/1",
        "type": "CourseSection",
        "courseNumber": "CPS 435-01",
        "academicSession": "Fall 2016"
    },
    "membership": {
        "id": "https://example.edu/sections/1/rosters/1",
        "type": "Membership",
        "member": {
            "id": "https://example.edu/users/554433",
            "type": "Person"
        },
        "organization": {
            "id": "https://example.edu/sections/1",
            "type": "CourseSection"
        },
        "roles": [ "Learner" ],
        "status": "Active",
        "dateCreated": "2016-08-01T06:00:00.000Z"
    },
    "session": {
        "id": "https://example.edu/sessions/1f6442a482de72ea6ad134943812bff564a76259",
        "type": "Session",
        "startedAtTime": "2016-11-15T10:00:00.000Z"
    },
    "uuid": "0d015a85-abf5-49ee-abb1-46dbd57fe64e"
}

The following optional Event properties are not included in this example: target, generated, referrer, federatedSession and extensions.