matrix-rust-sdk/test_data/events/create.json

{
    "content": {
        "creator": "@example:localhost",
        "m.federate": true,
        "room_version": "1"
    },
    "event_id": "$151957878228ekrDs:localhost",
    "origin_server_ts": 1519578782185,
    "sender": "@example:localhost",
    "state_key": "",
    "type": "m.room.create",
    "unsigned": {
      "age": 1392989709
    }
}