{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://www.keywordbarrage.com/schemas/gumtree-scraper-schema.json",
  "title": "GumtreeData Extraction Engine Data Extraction Schema",
  "description": "Machine-readable DaaS extraction schema for GumtreeData Extraction Engine under sector 'ecommerce-retail-marketplaces'. Optimized for LLM agents, RAG ingestion, and automated API callers.",
  "type": "object",
  "required": [
    "record_id",
    "target_url",
    "extraction_timestamp",
    "listing_title_ad_reference_id_category_p",
    "price"
  ],
  "properties": {
    "record_id": {
      "type": "string",
      "format": "uuid",
      "description": "Unique deterministic ingestion identifier for the extracted record."
    },
    "target_url": {
      "type": "string",
      "format": "uri",
      "description": "Source URL inspected and extracted by KeywordBarrage engine."
    },
    "extraction_timestamp": {
      "type": "string",
      "format": "date-time",
      "description": "ISO-8601 UTC timestamp of execution."
    },
    "listing_title_ad_reference_id_category_p": {
      "type": "integer",
      "description": "Listing Title, Ad Reference ID & Category Path"
    },
    "price": {
      "type": "number",
      "description": "Price (£ GBP / Free / Swap) & Negotiable / POA Flag"
    },
    "vehicle_specs": {
      "type": "string",
      "description": "Vehicle Specs (Make, Model, Year, Mileage, Fuel, Transmission)"
    },
    "property_specs": {
      "type": "string",
      "description": "Property Specs (Bedrooms, Bathrooms, Rent PCM / Weekly, Deposit)"
    },
    "job_details": {
      "type": "object",
      "description": "Job Details (Salary, Job Type, Full/Part Time, Sector)"
    },
    "item_description_condition_seller_attrib": {
      "type": "string",
      "description": "Item Description, Condition & Seller Attributes"
    },
    "location": {
      "type": "string",
      "description": "Location (City, Postal District, Region) & Distance Radius"
    },
    "seller_profile": {
      "type": "string",
      "description": "Seller Profile (Name, Member Since, Response Time & Other Ads)"
    },
    "contact_options": {
      "type": "string",
      "description": "Contact Options (Message, Phone Reveal Status & Timestamp)"
    },
    "detected_waf_stack": {
      "type": "array",
      "items": {
        "type": "string"
      },
      "description": "Perimeter security technologies verified on origin platform.",
      "default": [
        "Envoy",
        "Google Cloud CDN",
        "HTTP/3",
        "Confiant",
        "OneTrust",
        "React",
        "Emotion",
        "core-js",
        "LazySizes",
        "Open Graph",
        "Node.js",
        "Express",
        "Google Cloud",
        "Priority Hints",
        "Prebid",
        "OpenX",
        "PubMatic",
        "Rubicon Project",
        "Index Exchange",
        "Criteo",
        "RTB House",
        "Google Publisher Tag",
        "DoubleClick Floodlight",
        "ID5",
        "Innovid",
        "Snowplow Analytics",
        "SpeedCurve",
        "Adjust",
        "Microsoft Clarity",
        "comScore",
        "Google Analytics",
        "TikTok Pixel",
        "Facebook Pixel",
        "Permutive",
        "GrowthBook",
        "Sentry",
        "Google Tag Manager"
      ]
    }
  },
  "x-sector": "ecommerce-retail-marketplaces",
  "x-updated-date": "2026-10-08",
  "x-platform-slug": "gumtree-scraper",
  "x-endpoint-url": "https://www.keywordbarrage.com/scrapers/gumtree-scraper.html"
}