{"item_id":21838,"name":"Shaman mask","url":"https://runescapetrader.com/item/21838","unit":"GP","buy_limit":125,"prices":{"instant_buy":{"gp":40000,"observed_at":"2026-09-11T21:19:05Z","age_seconds":2507,"status":"stale"},"instant_sell":{"gp":39420,"observed_at":"2026-09-11T21:48:53Z","age_seconds":719,"status":"fresh"}},"market_data_updated_at":"2026-09-11T22:00:11Z","source":{"name":"OSRS Wiki real-time prices","url":"https://oldschool.runescape.wiki/w/RuneScape:Real-time_Prices"}}