It's a learning record that describes what somebody did or learned. When an online assessment is completed, the tool may send a statement to the LRS in the form of "Jane completed Quiz 1."Here's another example showing a detailed xAPI statement describing somebody scoring on a quiz. You can get more detail by reading the xAPI spec


Here's a look at the Raw JSON:

{
    "verb": {
        "id": "http://xapirepository.example.com/verbs/scoring",
        "display": {
            "en": "scoring"
        }
    },
    "timestamp": "2014-10-28T21:06:36+00:00",
    "object": {
        "definition": {
            "name": {
                "en": "Quick Quiz 19"
            }
        },
        "id": "http://xapirepository.example.com/activities/Quick+Quiz+19",
        "objectType": "Activity"
    },
    "actor": {
        "mbox": "mailto:ali.shahrazad+agent12@gmail.com",
        "name": "Kris Briggs"
    },
    "stored": "2014-10-29T16:14:35Z",
    "result": {
        "score": {
            "scaled": 0.6589897258059785
        }
    },
    "id": "52fc0dd4-b47d-4fd8-9adf-0a97dd10e550",
    "authority": {
        "account": {
            "homePage": "https://devlearn2014.waxlrs.com/TCAPI",
            "name": "0DZXd3WGQXkBIYF3KIy8@devlearn2014"
        },
        "objectType": "Agent"
    }
}