{"item_id":20266,"name":"Black unicorn mask","url":"https://runescapetrader.com/item/20266","unit":"GP","buy_limit":4,"prices":{"instant_buy":{"gp":26500,"observed_at":"2026-10-26T04:36:33Z","age_seconds":105491,"status":"stale"},"instant_sell":{"gp":25000,"observed_at":"2026-10-26T03:32:03Z","age_seconds":109361,"status":"stale"}},"market_data_updated_at":"2026-10-26T04:47:27Z","source":{"name":"OSRS Wiki real-time prices","url":"https://oldschool.runescape.wiki/w/RuneScape:Real-time_Prices"}}