{"item_id":3420,"name":"Limestone brick","url":"https://runescapetrader.com/item/3420","unit":"GP","buy_limit":10000,"prices":{"instant_buy":{"gp":255,"observed_at":"2026-10-26T04:45:12Z","age_seconds":102292,"status":"stale"},"instant_sell":{"gp":183,"observed_at":"2026-10-26T03:30:20Z","age_seconds":106784,"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"}}