[Cognitive Services - Azure OpenAI Service] REST API Review

New REST API Review meeting has been requested.

**Service Name**: Cognitive Services - Azure OpenAI Service
**Review Created By**: Ying Chang
**Review Date**: 06/17/2025 01:00 PM PT
**Release Plan**: [1777](https://web.powerapps.com/apps/821ab569-ae60-420d-8264-d7b5d5ef734c?release-plan-id=26b38188-0948-f011-877a-00224805fc27)
**PR**:
**Hero Scenarios Link**: [here](https://microsoft.sharepoint.com/:w:/t/AIPResponsibleAI/EaQMZWhGJxNAt7hk9YuPCAgBwxagiWYXXy2-CL02O7DeeQ?e=Ec2Kzl)
**Core Concepts Doc Link**: Not Provided

**Description**: Allow customers to self define custom topics they would like to filter for in AOAI. 

Detailed meeting information and documents provided can be accessed [here](https://web.powerapps.com/apps/e41c69de-ef96-44ba-b287-0e012e7c13ae?view=edit&event=2b21fdac-0948-f011-8779-00224804b6c3)
For more information that will help prepare you for this review, the requirements, and office hours, visit the documentation [here](https://aka.ms/azsdk/onboarding/restapischedule)

No repository file, test, or implementation entry point is identified. Start with the linked release plan, hero scenarios, and REST API review documentation to determine the required Azure OpenAI API changes. Done is not defined beyond completing the requested review and its resulting requirements.

Written by the indexing model from the issue text.