{"item_id":874,"name":"Black knife(p)","url":"https://runescapetrader.com/item/874","unit":"GP","buy_limit":7000,"prices":{"instant_buy":{"gp":90000,"observed_at":"2026-09-11T16:53:56Z","age_seconds":105972,"status":"stale"},"instant_sell":{"gp":90000,"observed_at":"2026-09-11T16:53:55Z","age_seconds":105973,"status":"stale"}},"market_data_updated_at":"2026-09-12T22:19:11Z","source":{"name":"OSRS Wiki real-time prices","url":"https://oldschool.runescape.wiki/w/RuneScape:Real-time_Prices"}}