Garena — free fire account banned

Hello, garena I haven't play freefire one year, one day when I am playing freefire i auto match in duo and I match with a wall hacker and I see how he is playing so, I also want to push my rank up so, I used mod APK of wall hack . I know it is not right and I delete the mod APK and download original from playstore but when I open the original it says your account has been suspended so, please garena unbanned my device my nickname Hacker(6) and I don't know my I'd no. Please garena unbanned my I'd freefire is my life by by reply me ok