BEGIN:VCALENDAR
PRODID:-//Proton AG//ProtonCalendar 1.0.0//EN
VERSION:2.0
CALSCALE:GREGORIAN
METHOD:PUBLISH
X-WR-CALNAME:corrupted calendar
X-WR-TIMEZONE:Asia/Tokyo
REFRESH-INTERVAL;VALUE=DURATION:PT240M
X-PUBLISHED-TTL:PT240M
BEGIN:VTIMEZONE
TZID:UTC
LAST-MODIFIED:20210410T122212Z
BEGIN:STANDARD
TZNAME:UTC
TZOFFSETFROM:+0000
TZOFFSETTO:+0000
DTSTART:19700101T000000
END:STANDARD
END:VTIMEZONE
BEGIN:VEVENT
UID:dJsf04KXqxZWXkDqKLKXkY2jvqAF@proton.me
DTSTAMP:20220603T014924Z
DESCRIPTION:⅐⅑⅒⅓⅔⅕⅖⅗⅘⅙⅚⅛⅜⅝⅞
SUMMARY:TEST
DTSTART;VALUE=DATE:20220701
DTEND;VALUE=DATE:20220702
SEQUENCE:0
STATUS:CONFIRMED
END:VEVENT
BEGIN:VEVENT
UID:J1kQI8pkQm8JZr8P1BIKdhb2Wgrc@proton.me
DTSTAMP:20220603T015651Z
DESCRIPTION:NORMAL
SUMMARY:TEST2
DTSTART;VALUE=DATE:20220702
DTEND;VALUE=DATE:20220703
SEQUENCE:0
STATUS:CONFIRMED
END:VEVENT
END:VCALENDAR