curl -X POST https://api.ravan.ai/api/v1/rag/exclusions \
-H "X-Api-Key: YOUR_API_KEY" -H "Content-Type: application/json" \
-d '{"org_id": "1268c1f0-19f3-47db-aefb-c16a7c3ace6e", "kb_id": "help_center", "action": "add", "urls": ["https://docs.example.com/internal"]}'