BEGIN:VCALENDAR
BEGIN:VEVENT
DTSTAMP:20240821T032819Z
DTSTART;VALUE=DATE:20240401
DTEND;VALUE=DATE:20240408
SUMMARY:test123
CATEGORIES:other
UID:111
ORGANIZER:aaa
RRULE:FREQ=WEEKLY;INTERVAL=3;BYDAY=MO
CREATED:20240311T051101Z
LAST-MODIFIED:20240311T051101Z
SEQUENCE:1
END:VEVENT
BEGIN:VEVENT
DTSTAMP:20240821T032820Z
DTSTART;VALUE=DATE:20240826
DTEND;VALUE=DATE:20240902
SUMMARY:test123
CATEGORIES:other
UID:111
ORGANIZER:aaa
RRULE:FREQ=WEEKLY;INTERVAL=3;BYDAY=MO
RECURRENCE-ID;VALUE=DATE:20240826
CREATED:20240729T125457Z
LAST-MODIFIED:20240729T125457Z
SEQUENCE:1
END:VEVENT
BEGIN:VEVENT
DTSTAMP:20240821T032820Z
DTSTART;VALUE=DATE:20240826
DTEND;VALUE=DATE:20240902
SUMMARY:test123
CATEGORIES:other
UID:111
ORGANIZER:aaa
RRULE:FREQ=WEEKLY;INTERVAL=3;BYDAY=MO
RECURRENCE-ID;VALUE=DATE:20240826
CREATED:20240729T125551Z
LAST-MODIFIED:20240729T125551Z
SEQUENCE:1
END:VEVENT
END:VCALENDAR