1. Log in to your App Store Connect account: https://appstoreconnect.apple.com/.
2. Click on 'Users and Access'. 
3. Click the small '+' icon to invite the TRACX app Manager. 
4. Under new user, furnish
   1. First Name: TRACX
   2. Last Name: Manager
   3. Email: Apps@tracx.events
5. Check 'Admin' as roles. 
6. Click on 'Invite'.