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      "district": "CITY OF WESTMINSTER",
      "county": "GREATER LONDON",
      "ppd_category_type": "A",
      "last_seen_at": "2026-07-09T18:56:26.350736+00:00",
      "address_path": "w1k/park-lane/avenfield-house/15",
      "property_url": "https://openproperties.uk/w1k/park-lane/avenfield-house/15"
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    {
      "url": "https://openproperties.uk/w1k/park-lane/avenfield-house/15/b48bedaf-e311-4ce6-9de5-9fc1665c872f",
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      "date_of_transfer": "1998-02-09",
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      "locality": "LONDON",
      "town_city": "LONDON",
      "district": "CITY OF WESTMINSTER",
      "county": "GREATER LONDON",
      "ppd_category_type": "A",
      "last_seen_at": "2026-07-09T18:56:26.350736+00:00",
      "address_path": "w1k/park-lane/avenfield-house/15",
      "property_url": "https://openproperties.uk/w1k/park-lane/avenfield-house/15"
    },
    {
      "url": "https://openproperties.uk/w1k/park-lane/avenfield-house/15/502b66a3-2a60-4f57-8e5c-c254164c7867",
      "transaction_id": "502B66A3-2A60-4F57-8E5C-C254164C7867",
      "price": 132000,
      "date_of_transfer": "1995-01-18",
      "postcode": "W1K 7AF",
      "property_type": "F",
      "property_type_display": "Flat/maisonette",
      "new_build": false,
      "duration": "L",
      "duration_display": "Leasehold",
      "paon": "AVENFIELD HOUSE",
      "saon": "15",
      "street": "PARK LANE",
      "locality": "LONDON",
      "town_city": "LONDON",
      "district": "CITY OF WESTMINSTER",
      "county": "GREATER LONDON",
      "ppd_category_type": "A",
      "last_seen_at": "2026-07-09T18:56:26.350736+00:00",
      "address_path": "w1k/park-lane/avenfield-house/15",
      "property_url": "https://openproperties.uk/w1k/park-lane/avenfield-house/15"
    }
  ],
  "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
    }
  ]
}