const options = {method: 'GET', headers: {Authorization: 'Bearer <token>'}};

fetch('https://blackbox.dasha.ai/api/v1/rag/kb', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

{
  "items": [
    {
      "id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
      "customerId": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
      "name": "<string>",
      "description": "<string>",
      "type": "Files",
      "createdAt": "2023-11-07T05:31:56Z",
      "updatedAt": "2023-11-07T05:31:56Z",
      "statistics": {
        "knowledgeBaseId": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
        "storageByDocumentType": {},
        "documentsByStatus": {
          "Uploaded": 123,
          "Queued": 123,
          "Processing": 123,
          "Indexed": 123,
          "Failed": 123,
          "Cancelled": 123,
          "PendingDelete": 123,
          "Deleting": 123
        }
      },
      "settings": {},
      "embeddingsName": "<string>",
      "status": "Active"
    }
  ],
  "totalItems": 123
}