You are making changes to Business Ojects in Cloud for Customer system but no Notifications are getting triggered to the endpoint.
Reproducing the Issue
1. Go to Administrator work center
2. Select Users view
3. Under Custom Object builder
4. Select OData: Event Notification to External Systems
You have not activated respective Scoping Question to trigger OData Notification to external system.
You can activate the scoping by following the below steps:
1. Go to Business Confiuration work center
2. Select Implementation Projects view
3. Select Edit Project Scope
4. Go to 4th Step Questions
5. Select Communication and Information Exchange
6. Selet Communities
7. Select Document Management and External Services
8. Select Do you want to use Event Notification to inform External Applications?
KBA , SRD-CC , Cross Components , How To