Ok(
    VCalendar {
        prodid: Text {
            params: {},
            text: "Microsoft Exchange Server 2010",
        },
        version: Text {
            params: {},
            text: "2.0",
        },
        calscale: None,
        method: None,
        alarms: [],
        events: [
            VEvent {
                dtstamp: Naive(
                    2017-02-24T12:00:00,
                ),
                uid: Text {
                    params: {},
                    text: "blafoobar",
                },
                dtstart: DateTime(
                    Naive(
                        2017-02-24T12:00:00,
                    ),
                ),
                class: None,
                created: None,
                description: None,
                geo: None,
                last_modified: None,
                location: None,
                organizer: None,
                priority: None,
                sequence: None,
                status: None,
                summary: Some(
                    Text {
                        params: {},
                        text: "this is an event",
                    },
                ),
                transp: None,
                url: None,
                recurid: None,
                rrule: None,
                dtend: Some(
                    DateTime(
                        Naive(
                            2017-02-24T12:30:00,
                        ),
                    ),
                ),
                duration: None,
                attach: [],
                attendee: [],
                categories: [],
                comment: [],
                contact: [],
                exdate: [],
                rstatus: [],
                related_to: [],
                resources: [],
                rdate: [],
                alarms: [],
                x_prop: {},
                iana_prop: {},
            },
        ],
        freebusy: [],
        journals: [],
        todo: [],
        timezones: [
            VTimezone {
                tzid: Text {
                    params: {},
                    text: "Tokyo Standard Time",
                },
                last_modified: None,
                tzurl: None,
                standard: [
                    Prop {
                        dtstart: DateTime(
                            Naive(
                                1601-01-01T00:00:00,
                            ),
                        ),
                        tzoffsetto: +09:00,
                        tzoffsetfrom: +09:00,
                        rrule: None,
                        comment: [],
                        rdate: [],
                        tzname: [],
                        x_prop: {},
                        iana_prop: {},
                    },
                ],
                daylight: [
                    Prop {
                        dtstart: DateTime(
                            Naive(
                                1601-01-01T00:00:00,
                            ),
                        ),
                        tzoffsetto: +09:00,
                        tzoffsetfrom: +09:00,
                        rrule: None,
                        comment: [],
                        rdate: [],
                        tzname: [],
                        x_prop: {},
                        iana_prop: {},
                    },
                ],
                x_prop: {},
                iana_prop: {},
            },
        ],
        x_prop: {},
        iana_prop: {},
    },
)