Sign in to iTunes Connect with your main apple ID. There will be a notice indicating that an app is ready to be transferred.
2. Click "Agreements, Tax and Banking."
3. Below "Transfer Agreements," click "Review" next to the app in the "App Transfer" section.
4. Enter the new metadata.
Support URL (use your company website)
Marketing URL (use your company website)
App Review contact information (use your name)
App Store contact information (use your contact number)
5. Read the terms, select “I have read and agree to the agreement presented above,” and click "Accept."
It can take up to two business days for the app transfer to complete.