{"type":"firestarter.listing","listing":{"id":"lst_ayJnWNWu","product_name":"Audi Vented Brake Rotors (Front Pair) - 356x34","category":"Brake Rotors","description":"The Zimmermann Coat-Z High Carbon brake rotor was developed as a result of longtime know how of manufacturing brake rotors in connection with racing experience. Sold as a pair.\nFits: C7 Audi A6 Quattro with 356x34 vented front rotors\nOE Part #'s4G0 615 301 K / 4G0 615 301 T\nZimmermann Part # 100.3357.20","images":["https://cdn.shopify.com/s/files/1/0024/4898/2060/files/Screenshot2026-03-27110708.jpg?v=1774624041"],"price":219.99,"currency":"USD","in_stock":true,"inventory_qty":9999,"dynamic_pricing":false,"listed_at":"2026-06-20T14:56:21.192Z"},"share_url":"https://firestarter.network/l/lst_ayJnWNWu","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_ayJnWNWu' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Audi Vented Brake Rotors (Front Pair) - 356x34' and a budget_max comfortably above $219.99 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."]}}