calendar change batch operation

during processing HTTP request PUT /calendars/mozilla/d29c6060-fa2c-11ed-a235-0242ac120004.ics
by user-agent Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:109.0) Gecko/20100101 Firefox/114.0

calendars/mozilla/.prop

@@ -9,7 +9,7 @@
  ((DAV: getcontentlanguage) (() ((Pcdata en))))
  ((DAV: getcontentlength) (() ((Pcdata 0))))
  ((DAV: getcontenttype) (() ((Pcdata text/directory))))
- ((DAV: getlastmodified) (() ((Pcdata 2023-05-30T20:46:55-00:00))))
+ ((DAV: getlastmodified) (() ((Pcdata 2023-05-30T20:47:03-00:00))))
  ((DAV: resourcetype)
   (()
    ((Node DAV: collection () ())

calendars/mozilla/d29c6060-fa2c-11ed-a235-0242ac120004.ics

@@ -1,14 +1,18 @@
 BEGIN:VCALENDAR
 VERSION:2.0
-PRODID:-//python-caldav//caldav//en_DK
+CALSCALE:GREGORIAN
+PRODID:-//Inf-IT//CalDavZAP 0.13.1//EN
 BEGIN:VEVENT
 UID:d29c6060-fa2c-11ed-a235-0242ac120004
-DTSTAMP:20230524T121633Z
+DTSTAMP:20230530T204739Z
 DTSTART:20230526T090000Z
 DTEND:20230526T100000Z
+CREATED:20230530T204739Z
+LAST-MODIFIED:20230530T204739Z
 SUMMARY:test
+TRANSP:TRANSPARENT
+STATUS:TENTATIVE
 ATTENDEE;CN="Andreas M";CUTYPE=UNKNOWN;PARTSTAT=NEEDS-ACTION;ROLE=REQ-PARTICIPANT;RSVP=TRUE:mailto:mail@devmount.de
 ATTENDEE;CN="Jane Dove";CUTYPE=UNKNOWN;PARTSTAT=NEEDS-ACTION;ROLE=REQ-PARTICIPANT;RSVP=TRUE:mailto:mail@devmount.de
-DESCRIPTION:
 END:VEVENT
 END:VCALENDAR

calendars/mozilla/d29c6060-fa2c-11ed-a235-0242ac120004.ics.prop

@@ -4,12 +4,12 @@
      ((Node DAV: principal () ((Node DAV: all () ())))
       (Node DAV: inherited ()
        ((Node DAV: href () ((Pcdata /calendars/mozilla/))))))))))
- ((DAV: creationdate) (() ((Pcdata 2023-05-24T12:16:04-00:00))))
+ ((DAV: creationdate) (() ((Pcdata 2023-05-30T20:47:03-00:00))))
  ((DAV: displayname)
   (() ((Pcdata /calendars/mozilla/d29c6060-fa2c-11ed-a235-0242ac120004.ics))))
  ((DAV: getcontentlanguage) (() ((Pcdata en))))
- ((DAV: getcontentlength) (() ((Pcdata 491))))
- ((DAV: getcontenttype) (() ((Pcdata "text/calendar; charset=\"utf-8\""))))
- ((DAV: getlastmodified) (() ((Pcdata 2023-05-24T12:16:04-00:00))))
+ ((DAV: getcontentlength) (() ((Pcdata 593))))
+ ((DAV: getcontenttype) (() ((Pcdata text/calendar))))
+ ((DAV: getlastmodified) (() ((Pcdata 2023-05-30T20:47:03-00:00))))
  ((DAV: resourcetype) (() ()))
  ((io:robur:webdav prop_version) (() ((Pcdata 2)))))