Dedicated Windows XML eventlog parser in syslog-ng
Version 4.6 of syslog-ng introduced windows-eventlog-xml-parser(), a dedicated parser for XML-formatted event logs from Windows. It makes the EventData portion of log messages more useful, as it combines two arrays into a list of name-value pairs.
https://www.syslog-ng.com/community/b/blog/posts/dedicated-windows-xml-eventlog-parser-in-syslog-ng