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      "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": "nw6/christchurch-avenue/31/flat-b",
      "property_url": "https://openproperties.uk/nw6/christchurch-avenue/31/flat-b"
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    {
      "url": "https://openproperties.uk/nw6/christchurch-avenue/31/flat-b/4462a292-26d1-43d1-b7b0-8d98989633cd",
      "transaction_id": "4462A292-26D1-43D1-B7B0-8D98989633CD",
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      "date_of_transfer": "1999-01-11",
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      "duration": "L",
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      "paon": "31",
      "saon": "FLAT B",
      "street": "CHRISTCHURCH AVENUE",
      "locality": null,
      "town_city": "LONDON",
      "district": "BRENT",
      "county": "GREATER LONDON",
      "ppd_category_type": "A",
      "last_seen_at": "2026-07-09T18:56:26.350736+00:00",
      "address_path": "nw6/christchurch-avenue/31/flat-b",
      "property_url": "https://openproperties.uk/nw6/christchurch-avenue/31/flat-b"
    },
    {
      "url": "https://openproperties.uk/nw6/christchurch-avenue/31/flat-b/b5c94288-9471-4914-b447-09fd8e9d4436",
      "transaction_id": "B5C94288-9471-4914-B447-09FD8E9D4436",
      "price": 199950,
      "date_of_transfer": "1998-04-28",
      "postcode": "NW6 7QP",
      "property_type": "F",
      "property_type_display": "Flat/maisonette",
      "new_build": false,
      "duration": "L",
      "duration_display": "Leasehold",
      "paon": "31",
      "saon": "FLAT B",
      "street": "CHRISTCHURCH AVENUE",
      "locality": "LONDON",
      "town_city": "LONDON",
      "district": "BRENT",
      "county": "GREATER LONDON",
      "ppd_category_type": "A",
      "last_seen_at": "2026-07-09T18:56:26.350736+00:00",
      "address_path": "nw6/christchurch-avenue/31/flat-b",
      "property_url": "https://openproperties.uk/nw6/christchurch-avenue/31/flat-b"
    }
  ],
  "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
    }
  ]
}