{
  "url": "https://openproperties.uk/al9/knolles-crescent/2/6c6bfc7d-cd7f-4d2e-b740-e69a2da04199",
  "transaction_id": "6C6BFC7D-CD7F-4D2E-B740-E69A2DA04199",
  "price": 174000,
  "date_of_transfer": "2000-02-11",
  "postcode": "AL9 7EA",
  "property_type": "S",
  "property_type_display": "Semi-detached",
  "new_build": false,
  "duration": "F",
  "duration_display": "Freehold",
  "paon": "2",
  "saon": null,
  "street": "KNOLLES CRESCENT",
  "locality": "WELHAM GREEN",
  "town_city": "HATFIELD",
  "district": "WELWYN HATFIELD",
  "county": "HERTFORDSHIRE",
  "ppd_category_type": "A",
  "last_seen_at": "2026-07-09T18:56:26.350736+00:00",
  "address_path": "al9/knolles-crescent/2",
  "property_url": "https://openproperties.uk/al9/knolles-crescent/2",
  "licence": "Open Government Licence v3.0",
  "licence_url": "https://www.nationalarchives.gov.uk/doc/open-government-licence/version/3/",
  "attribution": "Contains HM Land Registry data © Crown copyright and database right. This data is licensed under the Open Government Licence v3.0.",
  "provenance": {
    "source": "HM Land Registry Price Paid Data",
    "source_url": "https://www.gov.uk/government/statistical-data-sets/price-paid-data-downloads",
    "retrieved_at": "2026-07-09T18:56:26.350736+00:00"
  }
}