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      "address_path": "de21/keyhaven-close/15",
      "property_url": "https://openproperties.uk/de21/keyhaven-close/15"
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      "url": "https://openproperties.uk/de21/keyhaven-close/15/c7a61c66-4c89-4f3d-82f4-cf43432b4d71",
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      "date_of_transfer": "2003-07-11",
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      "duration": "F",
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      "street": "KEYHAVEN CLOSE",
      "locality": "DERBY",
      "town_city": "DERBY",
      "district": "CITY OF DERBY",
      "county": "CITY OF DERBY",
      "ppd_category_type": "A",
      "last_seen_at": "2026-07-09T18:56:26.350736+00:00",
      "address_path": "de21/keyhaven-close/15",
      "property_url": "https://openproperties.uk/de21/keyhaven-close/15"
    },
    {
      "url": "https://openproperties.uk/de21/keyhaven-close/15/85c7a73b-5449-4c30-8a6f-75c1b2cb9c1f",
      "transaction_id": "85C7A73B-5449-4C30-8A6F-75C1B2CB9C1F",
      "price": 31000,
      "date_of_transfer": "1995-04-21",
      "postcode": "DE21 4SQ",
      "property_type": "S",
      "property_type_display": "Semi-detached",
      "new_build": false,
      "duration": "F",
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      "paon": "15",
      "saon": null,
      "street": "KEYHAVEN CLOSE",
      "locality": "DERBY",
      "town_city": "DERBY",
      "district": "DERBY",
      "county": "DERBYSHIRE",
      "ppd_category_type": "A",
      "last_seen_at": "2026-07-09T18:56:26.350736+00:00",
      "address_path": "de21/keyhaven-close/15",
      "property_url": "https://openproperties.uk/de21/keyhaven-close/15"
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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
    }
  ]
}