UiExtensionCategory

One of:

request_template: Request Template
problem: Problem
release: Release
change_template: Change Template
task_template: Task Template
project: Project
project_task_template: Project Task Template
service: Service
service_instance: Service Instance
product: Product
contract: Contract
organization: Organization
team: Team
person: Person
site: Site
risk: Risk
custom_collection: Custom Collection