{
    "event_id": "$143273582443PhrSn:example.org",
    "origin_server_ts": 1432735824653,
    "room_id": "!jEsUZKDJdhlrceRyVU:example.org",
    "sender": "@alice:example.org",
    "type": "m.room.message",
    "unsigned": {
        "age": 1234
    },
    "content": {
         "body": "Alice is requesting to verify your device, but your client does not support verification, so you may need to use a different verification method.",
        "from_device": "AliceDevice2",
        "methods": [
            "m.sas.v1"
        ],
        "to": "@bob:example.org",
        "msgtype": "m.key.verification.request"
    }
}