curl --request GET \
  --url https://api.example.com/v2/data/indexed-row-count \
  --header 'Authorization: Bearer <token>'

{
  "code": 200,
  "data": {
    "indexed_counts": [
      {
        "index_name": "dense_vector",
        "index_type": "hnsw",
        "indexed_row_count": 200
      },
      {
        "index_name": "sparse_vector",
        "index_type": "inverted",
        "indexed_row_count": 300
      }
    ],
    "total_row_count": 1000
  },
  "exception": null,
  "success": true
}