{"type":"firestarter.listing","listing":{"id":"lst_2z3dRTE4","product_name":"Marquis Diamond Eternity Band","category":"Rings","description":"An elegant gold band with sparkling white marquis diamonds; each separated by a gold dot quad. A wonderful option for wedding or special occasion ring!\nMatte finish.","images":["https://cdn.shopify.com/s/files/1/1479/9532/files/26-02-17_014.jpg?v=1771447662","https://cdn.shopify.com/s/files/1/1479/9532/files/26-02-16_013.jpg?v=1771447662","https://cdn.shopify.com/s/files/1/1479/9532/files/26-02-17_013.jpg?v=1771447662"],"price":4370,"currency":"USD","in_stock":true,"inventory_qty":149985,"dynamic_pricing":false,"listed_at":"2026-06-18T20:45:25.806Z"},"share_url":"https://firestarter.network/l/lst_2z3dRTE4","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_2z3dRTE4' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Marquis Diamond Eternity Band' and a budget_max comfortably above $4370.00 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."]}}