{"item_id":91,"name":"Guam potion (unf)","url":"https://runescapetrader.com/item/91","unit":"GP","buy_limit":10000,"prices":{"instant_buy":{"gp":345,"observed_at":"2026-09-11T17:50:13Z","age_seconds":209,"status":"fresh"},"instant_sell":{"gp":320,"observed_at":"2026-09-11T17:44:35Z","age_seconds":547,"status":"fresh"}},"market_data_updated_at":"2026-09-11T17:53:13Z","source":{"name":"OSRS Wiki real-time prices","url":"https://oldschool.runescape.wiki/w/RuneScape:Real-time_Prices"}}