{"item_id":20026,"name":"Black demon mask","url":"https://runescapetrader.com/item/20026","unit":"GP","buy_limit":4,"prices":{"instant_buy":{"gp":45000,"observed_at":"2026-09-11T17:08:11Z","age_seconds":3027,"status":"stale"},"instant_sell":{"gp":14490,"observed_at":"2026-09-11T17:16:33Z","age_seconds":2525,"status":"stale"}},"market_data_updated_at":"2026-09-11T17:58:11Z","source":{"name":"OSRS Wiki real-time prices","url":"https://oldschool.runescape.wiki/w/RuneScape:Real-time_Prices"}}