{
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      "address_path": "nw7/longfield-avenue/77",
      "property_url": "https://openproperties.uk/nw7/longfield-avenue/77"
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    {
      "url": "https://openproperties.uk/nw7/longfield-avenue/77/1eee1c18-3227-4e1d-b758-ecfb39dcf344",
      "transaction_id": "1EEE1C18-3227-4E1D-B758-ECFB39DCF344",
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      "street": "LONGFIELD AVENUE",
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      "town_city": "LONDON",
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      "ppd_category_type": "A",
      "last_seen_at": "2026-07-09T18:56:26.350736+00:00",
      "address_path": "nw7/longfield-avenue/77",
      "property_url": "https://openproperties.uk/nw7/longfield-avenue/77"
    },
    {
      "url": "https://openproperties.uk/nw7/longfield-avenue/77/0675f0e0-24e0-4eb7-8b28-4a65789e5a02",
      "transaction_id": "0675F0E0-24E0-4EB7-8B28-4A65789E5A02",
      "price": 146000,
      "date_of_transfer": "1995-11-03",
      "postcode": "NW7 2SA",
      "property_type": "S",
      "property_type_display": "Semi-detached",
      "new_build": true,
      "duration": "F",
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      "paon": "77",
      "saon": null,
      "street": "LONGFIELD AVENUE",
      "locality": "LONDON",
      "town_city": "LONDON",
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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/longfield-avenue/77",
      "property_url": "https://openproperties.uk/nw7/longfield-avenue/77"
    }
  ],
  "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
    }
  ]
}