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      "property_url": "https://openproperties.uk/al7/athelstan-walk-north/9"
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      "url": "https://openproperties.uk/al7/athelstan-walk-north/9/858430f9-95eb-4cc8-916d-664019554b04",
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      "date_of_transfer": "2005-07-01",
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      "street": "ATHELSTAN WALK NORTH",
      "locality": "WELWYN GARDEN CITY",
      "town_city": "WELWYN GARDEN CITY",
      "district": "WELWYN HATFIELD",
      "county": "HERTFORDSHIRE",
      "ppd_category_type": "A",
      "last_seen_at": "2026-07-09T18:56:26.350736+00:00",
      "address_path": "al7/athelstan-walk-north/9",
      "property_url": "https://openproperties.uk/al7/athelstan-walk-north/9"
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    {
      "url": "https://openproperties.uk/al7/athelstan-walk-north/9/83d5117d-0595-4ae1-bee4-83048c7855c6",
      "transaction_id": "83D5117D-0595-4AE1-BEE4-83048C7855C6",
      "price": 60000,
      "date_of_transfer": "1998-05-29",
      "postcode": "AL7 3SH",
      "property_type": "F",
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      "duration": "L",
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      "paon": "9",
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      "street": "ATHELSTAN WALK NORTH",
      "locality": "WELWYN GARDEN CITY",
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      "district": "WELWYN HATFIELD",
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      "last_seen_at": "2026-07-09T18:56:26.350736+00:00",
      "address_path": "al7/athelstan-walk-north/9",
      "property_url": "https://openproperties.uk/al7/athelstan-walk-north/9"
    }
  ],
  "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. Contains OS data © Crown copyright and database right. Postcode locations are Code-Point Open centroids: they locate the postcode, not an individual building.",
  "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"
    },
    {
      "source": "OS Code-Point Open",
      "source_url": "https://osdatahub.os.uk/downloads/open/CodePointOpen",
      "retrieved_at": null
    }
  ]
}