I got banned too. You can do a fresh app with this.
I using bluestak emulator. (Step 1-3 in emu)
1. Sign in with your google account.
2. Install crush them all
3. In game. Open setting and sync with your google play.
(Step 4-6 in you phone/device)
4. Reinstall crush them all in your mobile phone.
5. Close popup "you banned".
6. Done. You will start with fresh save again.
Sorry for my bad english, but I hope you will understand all the steps.
I using bluestak emulator. (Step 1-3 in emu)
1. Sign in with your google account.
2. Install crush them all
3. In game. Open setting and sync with your google play.
(Step 4-6 in you phone/device)
4. Reinstall crush them all in your mobile phone.
5. Close popup "you banned".
6. Done. You will start with fresh save again.
Sorry for my bad english, but I hope you will understand all the steps.