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      "ppd_category_type": "A",
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      "address_path": "al10/cotton-field/62",
      "property_url": "https://openproperties.uk/al10/cotton-field/62"
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    {
      "url": "https://openproperties.uk/al10/cotton-field/62/b845f84a-2def-43a6-8a01-a7b8e6d4462b",
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      "street": "COTTON FIELD",
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      "town_city": "HATFIELD",
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      "county": "HERTFORDSHIRE",
      "ppd_category_type": "A",
      "last_seen_at": "2026-07-09T18:56:26.350736+00:00",
      "address_path": "al10/cotton-field/62",
      "property_url": "https://openproperties.uk/al10/cotton-field/62"
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    {
      "url": "https://openproperties.uk/al10/cotton-field/62/5dc0ead4-53f5-433a-8e1b-3130a5b7e76d",
      "transaction_id": "5DC0EAD4-53F5-433A-8E1B-3130A5B7E76D",
      "price": 69000,
      "date_of_transfer": "1999-08-05",
      "postcode": "AL10 0DQ",
      "property_type": "T",
      "property_type_display": "Terraced",
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      "duration": "F",
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      "paon": "62",
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      "street": "COTTON FIELD",
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      "town_city": "HATFIELD",
      "district": "WELWYN HATFIELD",
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      "ppd_category_type": "A",
      "last_seen_at": "2026-07-09T18:56:26.350736+00:00",
      "address_path": "al10/cotton-field/62",
      "property_url": "https://openproperties.uk/al10/cotton-field/62"
    }
  ],
  "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
    }
  ]
}