Loss of rank after latest COD patch

I carried out the latest patch to COD MW and found my rank had dropped from 103 to 55!! Can anyone help me regain my loss please?

Hello!

Thank you for posting. This forum serves the purpose of taking feedback for the Blizzard Battle.net Application.

With regret we’re unable to pass on feedback for your non-Blizzard game or provide assistance with ingame components. We do not make Call of Duty.

For support with the game please see https://support.activision.com/contact-us
For feedback please find Call of Duty on twitter @CallofDutyUK or @PlayCODMobile (for the mobile game.)

Thanks in advance!

That said, it’s intended, your ranks over 55 and converted. Please read : https://www.callofduty.com/warzone/strategyguide/exfil-after-action-report/XPandRankingUp