civicdata.co.uk

{
  "type": "object",
  "properties": {
    "postcode": {
      "type": "string",
      "description": "A UK postcode within London, for example E15 2NE.",
      "minLength": 5,
      "maxLength": 8,
      "pattern": "^[A-Za-z]{1,2}[0-9][0-9A-Za-z]?\\s?[0-9][A-Za-z]{2}$"
    },
    "building_number": {
      "type": "string",
      "description": "The building number or name, for example 192 or Flat 3.",
      "minLength": 1,
      "maxLength": 80
    },
    "radius_metres": {
      "type": "integer",
      "description": "Use 0 for the exact postcode, or 100 to 5000 metres.",
      "minimum": 0,
      "maximum": 5000,
      "default": 0
    },
    "date_from": {
      "type": "string",
      "format": "date",
      "description": "An inclusive date in YYYY-MM-DD format."
    },
    "date_to": {
      "type": "string",
      "format": "date",
      "description": "An inclusive date in YYYY-MM-DD format."
    }
  },
  "required": [
    "postcode"
  ],
  "additionalProperties": false
}