1. Navigate to Contact Builder.
2. Click Data Designer.
3. Click Create Attribute Group.
4. Name the group Prioritization.
5. Click Create.
6. Click Link Data Extensions.
7. In the Select Data Extension… section, navigate to Journey Builder Contacts.
8. Click Journey Builder Contacts.
9. Click Many and select One.Note Do not select Use as root. In the Customer Data section, click Contact Key.
10. In the Journey Builder Contacts section, click SubscriberKey.
11. Click Save.
12. Click the link tab next to the new attribute set.
13. In the Select Data Extension… section, navigate to Journey Builder Prioritization.
14. Click Journey Builder Prioritization.
15. In the Journey Builder Contacts section, click SubscriberKey.
16. In the Journey Builder Prioritization section, click SubscriberKey.
17. Click Save.