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      "property_type": "T",
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      "duration": "F",
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      "paon": "30",
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      "street": "WESTDEAN AVENUE",
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      "town_city": "LONDON",
      "district": "LEWISHAM",
      "county": "GREATER LONDON",
      "ppd_category_type": "A",
      "last_seen_at": "2026-07-09T18:56:26.350736+00:00",
      "address_path": "se12/westdean-avenue/30",
      "property_url": "https://openproperties.uk/se12/westdean-avenue/30"
    },
    {
      "url": "https://openproperties.uk/se12/westdean-avenue/30/029d5063-688c-44b9-94fb-b11ff3ccbb18",
      "transaction_id": "029D5063-688C-44B9-94FB-B11FF3CCBB18",
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      "date_of_transfer": "2009-07-29",
      "postcode": "SE12 9NL",
      "property_type": "T",
      "property_type_display": "Terraced",
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      "duration": "F",
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      "paon": "30",
      "saon": null,
      "street": "WESTDEAN AVENUE",
      "locality": null,
      "town_city": "LONDON",
      "district": "LEWISHAM",
      "county": "GREATER LONDON",
      "ppd_category_type": "A",
      "last_seen_at": "2026-07-09T18:56:26.350736+00:00",
      "address_path": "se12/westdean-avenue/30",
      "property_url": "https://openproperties.uk/se12/westdean-avenue/30"
    },
    {
      "url": "https://openproperties.uk/se12/westdean-avenue/30/e17d125f-3481-44d5-ab1d-33a620074ac7",
      "transaction_id": "E17D125F-3481-44D5-AB1D-33A620074AC7",
      "price": 200000,
      "date_of_transfer": "2005-06-03",
      "postcode": "SE12 9NL",
      "property_type": "T",
      "property_type_display": "Terraced",
      "new_build": false,
      "duration": "F",
      "duration_display": "Freehold",
      "paon": "30",
      "saon": null,
      "street": "WESTDEAN AVENUE",
      "locality": null,
      "town_city": "LONDON",
      "district": "LEWISHAM",
      "county": "GREATER LONDON",
      "ppd_category_type": "A",
      "last_seen_at": "2026-07-09T18:56:26.350736+00:00",
      "address_path": "se12/westdean-avenue/30",
      "property_url": "https://openproperties.uk/se12/westdean-avenue/30"
    }
  ],
  "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
    }
  ]
}