{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://www.keywordbarrage.com/schemas/nieruchomosci-online-pl-scraper-schema.json",
  "title": "Nieruchomosci-online.plData Extraction Engine Data Extraction Schema",
  "description": "Machine-readable DaaS extraction schema for Nieruchomosci-online.plData Extraction Engine under sector 'real-estate-property-portals'. Optimized for LLM agents, RAG ingestion, and automated API callers.",
  "type": "object",
  "required": [
    "record_id",
    "target_url",
    "extraction_timestamp",
    "property_title_polish_voivodeship_city",
    "listing_price_in_pln"
  ],
  "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."
    },
    "property_title_polish_voivodeship_city": {
      "type": "string",
      "description": "Property Title, Polish Voivodeship & City (Województwo / Miasto)"
    },
    "listing_price_in_pln": {
      "type": "number",
      "description": "Listing Price in PLN / EUR (Cena) & Price per m² (PLN/m²)"
    },
    "total_usable_surface_area": {
      "type": "string",
      "description": "Total & Usable Surface Area (Powierzchnia m²)"
    },
    "number_of_rooms_layout": {
      "type": "string",
      "description": "Number of Rooms & Layout (Liczba pokoi)"
    },
    "floor_level_total_building_floors": {
      "type": "string",
      "description": "Floor Level & Total Building Floors (Piętro / Piętra)"
    },
    "building_type_construction_year": {
      "type": "string",
      "description": "Building Type & Construction Year (Typ budynku / Rok)"
    },
    "finishing_standard_market": {
      "type": "string",
      "description": "Finishing Standard & Market (Standard / Rynek pierwotny/wtórny)"
    },
    "unique_listing_id_publication_date": {
      "type": "integer",
      "description": "Unique Listing ID & Publication Date (ID oferty / Data dodania)"
    },
    "listing_real_estate_agency_agent_contact": {
      "type": "array",
      "description": "Listing Real Estate Agency & Agent Contact (Biuro / Pośrednik)"
    }
  },
  "x-sector": "real-estate-property-portals",
  "x-updated-date": "2026-10-08",
  "x-platform-slug": "nieruchomosci-online-pl-scraper",
  "x-endpoint-url": "https://www.keywordbarrage.com/scrapers/nieruchomosci-online-pl-scraper.html"
}