curl --request POST \
  --url https://api.brightdata.com/datasets/deep_lookup/v1/preview \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
[
  {
    "query": "<string>"
  }
]
'

{
  "preview_id": "<string>",
  "columns": [
    {}
  ]
}