{
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  "postcodes": [
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      "duration": "L",
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      "street": "HIGHGATE GROVE",
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      "town_city": "SAWBRIDGEWORTH",
      "district": "EAST HERTFORDSHIRE",
      "county": "HERTFORDSHIRE",
      "ppd_category_type": "A",
      "last_seen_at": "2026-07-09T18:56:26.350736+00:00",
      "address_path": "cm21/highgate-grove/22",
      "property_url": "https://openproperties.uk/cm21/highgate-grove/22"
    },
    {
      "url": "https://openproperties.uk/cm21/highgate-grove/22/e322c4af-d114-47a0-af38-f127374b88ba",
      "transaction_id": "E322C4AF-D114-47A0-AF38-F127374B88BA",
      "price": 112000,
      "date_of_transfer": "2009-10-12",
      "postcode": "CM21 0DD",
      "property_type": "F",
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      "duration": "L",
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      "paon": "22",
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      "street": "HIGHGATE GROVE",
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      "town_city": "SAWBRIDGEWORTH",
      "district": "EAST HERTFORDSHIRE",
      "county": "HERTFORDSHIRE",
      "ppd_category_type": "A",
      "last_seen_at": "2026-07-09T18:56:26.350736+00:00",
      "address_path": "cm21/highgate-grove/22",
      "property_url": "https://openproperties.uk/cm21/highgate-grove/22"
    },
    {
      "url": "https://openproperties.uk/cm21/highgate-grove/22/8c959082-3337-4699-980b-2aafa98feb28",
      "transaction_id": "8C959082-3337-4699-980B-2AAFA98FEB28",
      "price": 73000,
      "date_of_transfer": "2001-06-11",
      "postcode": "CM21 0DD",
      "property_type": "F",
      "property_type_display": "Flat/maisonette",
      "new_build": false,
      "duration": "L",
      "duration_display": "Leasehold",
      "paon": "22",
      "saon": null,
      "street": "HIGHGATE GROVE",
      "locality": "SAWBRIDGEWORTH",
      "town_city": "SAWBRIDGEWORTH",
      "district": "EAST HERTFORDSHIRE",
      "county": "HERTFORDSHIRE",
      "ppd_category_type": "A",
      "last_seen_at": "2026-07-09T18:56:26.350736+00:00",
      "address_path": "cm21/highgate-grove/22",
      "property_url": "https://openproperties.uk/cm21/highgate-grove/22"
    }
  ],
  "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
    }
  ]
}