curl --request POST \
  --url https://app.textql.com/v2/sandboxes/{id}/execute \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "code": "<string>"
}
'

{
  "output": "<string>",
  "error": "<string>",
  "execution_time_ms": 123,
  "files": [
    {
      "name": "<string>",
      "url": "<string>",
      "mime_type": "<string>"
    }
  ],
  "dataframes": [
    {
      "name": "<string>",
      "num_rows": 123,
      "num_cols": 123
    }
  ]
}