>>/11048/
Nothing too fancy....
Looks to me like a log of the info a browser sends to a webpage
Another example would for instance be (found at https://www.stoutner.com/the-x-requested-with-header/):

Host:www.stoutner.com
Connection:keep-alive
Upgrade-Insecure-Requests:1
User-Agent:PrivacyBrowser/1.0
x-requested-with:
Accept:text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,*/*;q=0.8
Accept-Encoding:gzip, deflate
Accept-Language:en-US