ドキュメントメタデータを一括更新

curl --request POST \
  --url https://{api_base_url}/datasets/{dataset_id}/documents/metadata \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "operation_data": [
    {
      "document_id": "<string>",
      "metadata_list": [
        {
          "id": "<string>",
          "name": "<string>",
          "value": "<unknown>"
        }
      ],
      "partial_update": false
    }
  ]
}
'

{
  "result": "success"
}