Get all datasets

Example response

{
  "datasets": [
    {
      "_id": "67c5cd954eb2600cea81ea51",
      "updatedAt": "2025-03-21T15:09:30.405Z",
      "createdAt": "2025-03-03T15:41:09.309Z",
      "name": "Customer Support Questions",
      "data_length": 45
    }
  ]
}