{"item_id":869,"name":"Black knife","url":"https://runescapetrader.com/item/869","unit":"GP","buy_limit":7000,"prices":{"instant_buy":{"gp":49,"observed_at":"2026-10-26T04:35:30Z","age_seconds":83470,"status":"stale"},"instant_sell":{"gp":36,"observed_at":"2026-10-26T04:41:12Z","age_seconds":83128,"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"}}