{"item_id":4164,"name":"Facemask","url":"https://runescapetrader.com/item/4164","unit":"GP","buy_limit":70,"prices":{"instant_buy":{"gp":526,"observed_at":"2026-09-11T17:48:13Z","age_seconds":455,"status":"fresh"},"instant_sell":{"gp":101,"observed_at":"2026-09-11T16:47:33Z","age_seconds":4095,"status":"stale"}},"market_data_updated_at":"2026-09-11T17:55:11Z","source":{"name":"OSRS Wiki real-time prices","url":"https://oldschool.runescape.wiki/w/RuneScape:Real-time_Prices"}}