curl --request GET \
  --url https://api.callin.io/api/public/v1/knowledge-base/groups \
  --header 'x-api-key: <api-key>'

{
  "success": true,
  "data": [
    {
      "groupId": "<string>",
      "name": "<string>",
      "documents": [
        {
          "documentId": "<string>",
          "type": "url",
          "name": "<string>",
          "details": {
            "url": "<string>"
          },
          "metadata": {
            "createdAt": "2023-11-07T05:31:56Z",
            "createdBy": {
              "userId": "<string>",
              "userEmail": "<string>"
            }
          }
        }
      ],
      "metadata": {
        "createdAt": "2023-11-07T05:31:56Z",
        "createdBy": {
          "userId": "<string>",
          "userEmail": "<string>"
        }
      }
    }
  ],
  "pagination": {
    "pageSize": 123,
    "hasMore": true,
    "nextCursor": "<string>",
    "sortBy": "name",
    "sortDirection": "asc"
  }
}