If you are having issues migrating your account from the World of Tanks: Blitz game to the Tanks Blitz, please reach out to the game developers on the following address:
https://lesta.ru/support/products/wotb/help
Flexion Mobile is only the distributor partner of the game developers. We don't have access to player profiles. Therefore we are not able to help with account and profile related issues.
Thank you for your understanding.