curl --request GET \
  --url https://api.mixpeek.com/v1/retrievers/evaluations/datasets/{dataset_identifier} \
  --header 'Authorization: Bearer <token>'

{
  "dataset_id": "<string>",
  "dataset_name": "<string>",
  "queries": [
    {
      "query_id": "<string>",
      "query_input": {},
      "relevant_documents": [
        "<string>"
      ],
      "relevance_scores": {}
    }
  ],
  "created_at": "2023-11-07T05:31:56Z",
  "updated_at": "2023-11-07T05:31:56Z",
  "namespace_id": "<string>",
  "internal_id": "<string>",
  "query_count": 123,
  "description": "<string>",
  "metadata": {}
}