curl --request GET \
  --url https://api.mixpeek.com/v1/analytics/collections/{collection_id}/overview \
  --header 'Authorization: Bearer <token>'

{
  "collection_id": "<string>",
  "collection_name": "<string>",
  "total_documents": 123,
  "documents_last_24h": 123,
  "documents_last_7d": 123,
  "avg_processing_time_ms": 123,
  "success_rate": 123,
  "active_taxonomies": 123,
  "active_clusters": 123,
  "last_indexed": "2023-11-07T05:31:56Z"
}