{
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      "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": "w1b/portland-place/88/flat-25",
      "property_url": "https://openproperties.uk/w1b/portland-place/88/flat-25"
    },
    {
      "url": "https://openproperties.uk/w1b/portland-place/88/flat-25/810d91ff-6ed5-48cb-b51b-ac0fd8ed18a6",
      "transaction_id": "810D91FF-6ED5-48CB-B51B-AC0FD8ED18A6",
      "price": 515000,
      "date_of_transfer": "2000-10-30",
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      "property_type": "F",
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      "paon": "88",
      "saon": "FLAT 25",
      "street": "PORTLAND PLACE",
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      "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": "w1b/portland-place/88/flat-25",
      "property_url": "https://openproperties.uk/w1b/portland-place/88/flat-25"
    },
    {
      "url": "https://openproperties.uk/w1b/portland-place/88/flat-25/4d559e41-9799-4da5-80f7-12100dbb361b",
      "transaction_id": "4D559E41-9799-4DA5-80F7-12100DBB361B",
      "price": 74689,
      "date_of_transfer": "1998-12-15",
      "postcode": "W1B 1NX",
      "property_type": "F",
      "property_type_display": "Flat/maisonette",
      "new_build": true,
      "duration": "L",
      "duration_display": "Leasehold",
      "paon": "88",
      "saon": "FLAT 25",
      "street": "PORTLAND PLACE",
      "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": "w1b/portland-place/88/flat-25",
      "property_url": "https://openproperties.uk/w1b/portland-place/88/flat-25"
    }
  ],
  "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
    }
  ]
}