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      "district": "COUNTY DURHAM",
      "county": "COUNTY DURHAM",
      "ppd_category_type": "A",
      "last_seen_at": "2026-07-09T18:56:26.350736+00:00",
      "address_path": "dh1/copperfield/9",
      "property_url": "https://openproperties.uk/dh1/copperfield/9"
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    {
      "url": "https://openproperties.uk/dh1/copperfield/9/ad1d0ef1-3e12-4932-9d3e-c7fece04759a",
      "transaction_id": "AD1D0EF1-3E12-4932-9D3E-C7FECE04759A",
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      "date_of_transfer": "2015-05-11",
      "postcode": "DH1 3QT",
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      "duration": "F",
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      "street": "COPPERFIELD",
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      "county": "COUNTY DURHAM",
      "ppd_category_type": "A",
      "last_seen_at": "2026-07-09T18:56:26.350736+00:00",
      "address_path": "dh1/copperfield/9",
      "property_url": "https://openproperties.uk/dh1/copperfield/9"
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    {
      "url": "https://openproperties.uk/dh1/copperfield/9/dc01a6fe-b795-458b-94e5-08cff90ecbb4",
      "transaction_id": "DC01A6FE-B795-458B-94E5-08CFF90ECBB4",
      "price": 155000,
      "date_of_transfer": "1997-07-08",
      "postcode": "DH1 3QT",
      "property_type": "D",
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      "new_build": false,
      "duration": "F",
      "duration_display": "Freehold",
      "paon": "9",
      "saon": null,
      "street": "COPPERFIELD",
      "locality": "DURHAM",
      "town_city": "DURHAM",
      "district": "DURHAM",
      "county": "DURHAM",
      "ppd_category_type": "A",
      "last_seen_at": "2026-07-09T18:56:26.350736+00:00",
      "address_path": "dh1/copperfield/9",
      "property_url": "https://openproperties.uk/dh1/copperfield/9"
    }
  ],
  "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
    }
  ]
}