Since ".rar" is a compressed format, you will need a utility like WinRAR or 7-Zip to open it. Once extracted, you can expect to find the following types of content:
Moving Chat History from Other Apps. Moving Chat History from Other Apps. Over 100 million new users joined Telegram this January, Telegram Messenger How to Export Telegram Chat History | ChatExport.guide ChatExport_2022-08-29 112.rar
: Information such as timestamps, sender names, and group member lists. How to View the Chat Since "