For a brief, beautiful window, "character2dat" searches led to functional cheats.

The reason a simple "character2dat" converter doesn't exist is due to EA's security measures.

Example usage (concept)

This file acts as a local database for your profile. It is frequently used by modding communities like Project: Resurrection to provide players with fully unlocked accounts.

Android/data/com.ea.games.r3_na/files/doc