curl --request PATCH \
  --url https://api.example.com/api/v1/organizations/{organization_id}/datasets/{dataset_id} \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "unset": {
    "validation_file_id": false
  },
  "name": "<string>",
  "training_file_id": "<string>",
  "validation_file_id": "<string>"
}
'

{
  "created_at": "2023-11-07T05:31:56Z",
  "id": "<string>",
  "name": "<string>",
  "total_bytes": 123,
  "training_file_id": "<string>",
  "updated_at": "2023-11-07T05:31:56Z",
  "validation_file_id": "<string>",
  "workspace_id": "<string>",
  "training_file": {
    "bytes": 123,
    "id": "<string>",
    "name": "<string>"
  },
  "validation_file": {
    "bytes": 123,
    "id": "<string>",
    "name": "<string>"
  }
}