iOS 13.2 downgrade is no longer possible as Apple has stopped signing iOS 13.1.2 and iOS 13.1.3 following the release of iOS 13.2 on October 28th.
Wondering what iOS 13.1.3 battery life drain is like compared to iOS 13.1.2? Check out this video for a detailed comparison between the two.
You can now download iOS 13.1.3 and iPadOS 13.1.3 IPSW links and OTA update for a compatible iPhone and iPad device. Here are the details on it.