If I am understanding the message in your correctly, it seems that your wallet is compromised and somebody has gained access by hacking seed phrases. The first thing you should do is to withdraw all remaining funds immediately.

In order to minimize the risk of hacking, consider the  following precautions.

- Choose secure wallets ( Hardware wallets are considered most secure)

- Use strong passwords.

- Store seed phrases or private keys in a safe place. Write seed phrases in a physical format such as a paper note book.

- Avoid connecting your wallet with suspicious platforms.