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      "last_seen_at": "2026-07-09T18:56:26.350736+00:00",
      "address_path": "cm1/cathedral-walk/9",
      "property_url": "https://openproperties.uk/cm1/cathedral-walk/9"
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    {
      "url": "https://openproperties.uk/cm1/cathedral-walk/9/a2ad4232-0cbb-4bee-96b3-c3e0ea297af7",
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      "street": "CATHEDRAL WALK",
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      "county": "ESSEX",
      "ppd_category_type": "A",
      "last_seen_at": "2026-07-09T18:56:26.350736+00:00",
      "address_path": "cm1/cathedral-walk/9",
      "property_url": "https://openproperties.uk/cm1/cathedral-walk/9"
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    {
      "url": "https://openproperties.uk/cm1/cathedral-walk/9/88280984-a9de-4632-aa6d-36617340d9c9",
      "transaction_id": "88280984-A9DE-4632-AA6D-36617340D9C9",
      "price": 58500,
      "date_of_transfer": "1998-06-12",
      "postcode": "CM1 1NX",
      "property_type": "F",
      "property_type_display": "Flat/maisonette",
      "new_build": false,
      "duration": "L",
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      "paon": "9",
      "saon": null,
      "street": "CATHEDRAL WALK",
      "locality": "CHELMSFORD",
      "town_city": "CHELMSFORD",
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      "county": "ESSEX",
      "ppd_category_type": "A",
      "last_seen_at": "2026-07-09T18:56:26.350736+00:00",
      "address_path": "cm1/cathedral-walk/9",
      "property_url": "https://openproperties.uk/cm1/cathedral-walk/9"
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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
    }
  ]
}