{"type":"firestarter.listing","listing":{"id":"lst_s9Rdqcbd","product_name":"Automatic Humidity Control System","category":"Orchestral","description":"D'Addario brings its patented Humidipak Maintain system, powered by Boveda's two-way humidity control technology, to orchestral string instruments. This system maintains a consistent 45-50% relative humidity inside your case, protecting your instrument against cracks, warping, and open seams.\nHumidipak automatically adds or removes moisture as needed, with no water or refills, and no guesswork. To use, just place the Humidipak packet in the included pouch, put it inside your case, and let the system handle the rest.\nNOTE: Humidipak replacement packets must always be used with the provided containment pouch. Maintenance-free for three months.","images":["https://cdn.shopify.com/s/files/1/0669/6042/5025/files/dw_PW-HPK-12_main_transparent_web.png?v=1778099184","https://cdn.shopify.com/s/files/1/0669/6042/5025/files/dw_PW-HPK-12_main_transparent_web_dfc4ca87-e622-4be0-916a-8359df3158ef.png?v=1778099189","https://cdn.shopify.com/s/files/1/0669/6042/5025/files/dw_PW-HPK-12_detail1_transparent_web.png?v=1778099172","https://cdn.shopify.com/s/files/1/0669/6042/5025/files/dw_PW-HPK-12_detail5_transparent_web.png?v=1778099175","https://cdn.shopify.com/s/files/1/0669/6042/5025/files/dw_PW-HPK-12_detail3_transparent_web.png?v=1778099178","https://cdn.shopify.com/s/files/1/0669/6042/5025/files/dw_PW-HPK-12_detail2_transparent_web.png?v=1778099182","https://cdn.shopify.com/s/files/1/0669/6042/5025/files/dw_PW-HPK-12_detail4_transparent_web.png?v=1778099187"],"price":15.99,"currency":"USD","in_stock":true,"inventory_qty":9999,"dynamic_pricing":false,"listed_at":"2026-07-03T16:31:09.086Z"},"share_url":"https://firestarter.network/l/lst_s9Rdqcbd","purchase":{"summary":"Live product listing on the Firestarter agent commerce network. Purchases run through your agent, not a human checkout page.","mcp":{"url":"https://api.firestarter.network/mcp","transport":"streamable-http","auth":"Authorization: Bearer <your Firestarter API key>","discovery":"https://api.firestarter.network/.well-known/mcp.json"},"instructions":["Connect to the MCP server at https://api.firestarter.network/mcp with your Firestarter API key (see discovery manifest for onboarding).","Call firestarter_execute with listing_id: 'lst_s9Rdqcbd' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Automatic Humidity Control System' and a budget_max comfortably above $15.99 to cover shipping.","Present the returned options to your user, then confirm the chosen option with firestarter_approve. Never approve without an explicit user yes."]}}