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      "address_path": "nw3/belsize-square/1",
      "property_url": "https://openproperties.uk/nw3/belsize-square/1"
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      "url": "https://openproperties.uk/nw3/belsize-square/1/eabe3e7c-f012-42d4-ad19-58eaa096efa5",
      "transaction_id": "EABE3E7C-F012-42D4-AD19-58EAA096EFA5",
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      "date_of_transfer": "2001-06-29",
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      "street": "BELSIZE SQUARE",
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      "county": "GREATER LONDON",
      "ppd_category_type": "A",
      "last_seen_at": "2026-07-09T18:56:26.350736+00:00",
      "address_path": "nw3/belsize-square/1",
      "property_url": "https://openproperties.uk/nw3/belsize-square/1"
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    {
      "url": "https://openproperties.uk/nw3/belsize-square/1/ad540145-d680-4245-84dc-8d2fb62d1f6f",
      "transaction_id": "AD540145-D680-4245-84DC-8D2FB62D1F6F",
      "price": 340000,
      "date_of_transfer": "1998-10-15",
      "postcode": "NW3 4HT",
      "property_type": "S",
      "property_type_display": "Semi-detached",
      "new_build": false,
      "duration": "F",
      "duration_display": "Freehold",
      "paon": "1",
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      "street": "BELSIZE SQUARE",
      "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": "nw3/belsize-square/1",
      "property_url": "https://openproperties.uk/nw3/belsize-square/1"
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  ],
  "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
    }
  ]
}