{
    "next_batch": "batch1234",
    "rooms": {
        "join": {
            "!room_id_1234:localhost:1234": {
                "state": {
                    "events": [
                        {
                            "content": {
                                "m.federate": true,
                                "predecessor": {
                                    "event_id": "$something:example.org",
                                    "room_id": "!oldroom:example.org"
                                },
                                "room_version": "11"
                            },
                            "event_id": "$143273582443PhrSn:example.org",
                            "origin_server_ts": 1432735824653,
                            "room_id": "!jEsUZKDJdhlrceRyVU:example.org",
                            "sender": "@example:example.org",
                            "state_key": "",
                            "type": "m.room.create",
                            "unsigned": {
                                "age": 1234,
                                "membership": "join"
                            }
                        },
                        {
                            "type": "m.room.member",
                            "state_key": "@user:localhost:1234",
                            "sender": "@user:localhost:1234",
                            "origin_server_ts": 1432735824653,
                            "event_id": "$event_id_1234_0:localhost:1234",
                            "room_id": "!room_id_1234:localhost:1234",
                            "content": {
                                "avatar_url": "",
                                "displayname": "A Display Name",
                                "membership": "join",
                                "reason": "Nothing"
                            },
                            "unsigned": {
                                "age": 1234
                            }
                        }
                    ]
                },
                "timeline": {
                    "events": [
                        {
                            "content": {
                                "m.federate": true,
                                "predecessor": {
                                    "event_id": "$something:example.org",
                                    "room_id": "!oldroom:example.org"
                                },
                                "room_version": "11"
                            },
                            "event_id": "$143273582443PhrSn:example.org",
                            "origin_server_ts": 1432735824653,
                            "room_id": "!jEsUZKDJdhlrceRyVU:example.org",
                            "sender": "@example:example.org",
                            "state_key": "",
                            "type": "m.room.create",
                            "unsigned": {
                                "age": 1234,
                                "membership": "join"
                            }
                        },
                        {
                            "type": "m.room.message",
                            "sender": "@user:localhost:1234",
                            "origin_server_ts": 1432735824653,
                            "event_id": "$event_id_1234_1:localhost:1234",
                            "room_id": "!room_id_1234:localhost:1234",
                            "content": {
                                "body": "This is a message",
                                "format": "org.matrix.custom.html",
                                "formatted_body": "<a href=\"https://matrix.to/#/@user:localhost:1234\">User</a>:",
                                "msgtype": "m.text"
                            },
                            "unsigned": {
                                "age": 1234
                            }
                        }
                    ]
                }
            }
        }
    }
}