How to create a Webhook that fires every time a User Story is updated in the specified Workspace.

Release: AGUE5099000-SAAS-Agile Central-Unlimited Edition SaaS-50 User Pack
Component:

{ 
"AppName": "Test WebhookInbox Integration", 
"AppUrl": "https://api.webhookinbox.com/test", 
"Name": "Test WebhookInbox Integration", 
"TargetUrl": "https://api.webhookinbox.com/test", 
"ObjectTypes": ["HierarchicalRequirement"], 
"Expressions": [{ 
"AttributeName": "Workspace", 
"Operator": "=", 
"Value":"f5555555-9911-4d70-b937-0555555551f2" 
}] 
}