TronLink Wallet hacked Multisignature Removal Guidance

I've encountered a significant issue with my TronLink wallet. A multisignature permission has been maliciously added to my wallet. I still have full access to the wallet with the original private key, but despite my attempts, I have been unsuccessful in removing this permission. and cannot transfer the funds

I need an expert in Tron app development who can guide me through the steps to remove this multisignature permission. Your assistance is crucial in helping me regain full control over my wallet.

Also there is a sweeper that instantly sends funds to my wallet to other wallet