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      "address_path": "nw7/sefton-avenue/5a",
      "property_url": "https://openproperties.uk/nw7/sefton-avenue/5a"
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    {
      "url": "https://openproperties.uk/nw7/sefton-avenue/5a/4c0259b7-c737-49f0-95b3-b462f1402501",
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      "date_of_transfer": "2002-04-12",
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      "saon": null,
      "street": "SEFTON AVENUE",
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      "county": "GREATER LONDON",
      "ppd_category_type": "A",
      "last_seen_at": "2026-07-09T18:56:26.350736+00:00",
      "address_path": "nw7/sefton-avenue/5a",
      "property_url": "https://openproperties.uk/nw7/sefton-avenue/5a"
    },
    {
      "url": "https://openproperties.uk/nw7/sefton-avenue/5a/512b9117-2c3c-4bd9-9190-0fbbe3cc722a",
      "transaction_id": "512B9117-2C3C-4BD9-9190-0FBBE3CC722A",
      "price": 147000,
      "date_of_transfer": "1999-07-20",
      "postcode": "NW7 3QB",
      "property_type": "S",
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      "new_build": true,
      "duration": "F",
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      "paon": "5A",
      "saon": null,
      "street": "SEFTON AVENUE",
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      "town_city": "LONDON",
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      "last_seen_at": "2026-07-09T18:56:26.350736+00:00",
      "address_path": "nw7/sefton-avenue/5a",
      "property_url": "https://openproperties.uk/nw7/sefton-avenue/5a"
    }
  ],
  "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
    }
  ]
}