{"item_id":311,"name":"Harpoon","url":"https://runescapetrader.com/item/311","unit":"GP","buy_limit":40,"prices":{"instant_buy":{"gp":171,"observed_at":"2026-10-26T04:38:46Z","age_seconds":94483,"status":"stale"},"instant_sell":{"gp":139,"observed_at":"2026-10-26T04:27:46Z","age_seconds":95143,"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"}}