{"type":"firestarter.listing","listing":{"id":"lst__Pt6567x","product_name":"Iris | Black & Clear","category":"Sunglasses","description":"Iris romanticises a classic rectangular optical frame, softening its lines with subtly curved corners. Designed with slim temples ready to be fitted with your prescription or worn clear as your new favourite accessory. Frame dimensions: 130mm (temple length) x 135.2mm (front width) x 16.5mm (nose bridge) x 51.5mm (lens).","images":["https://cdn.shopify.com/s/files/1/0251/6906/8131/files/Packshots5.2-17.jpg?v=1771941164","https://cdn.shopify.com/s/files/1/0251/6906/8131/files/Packshots5.2-18.jpg?v=1771941164","https://cdn.shopify.com/s/files/1/0251/6906/8131/files/Packshots5.2-19.jpg?v=1771941164"],"price":140,"currency":"USD","in_stock":true,"inventory_qty":9999,"dynamic_pricing":false,"listed_at":"2026-06-18T20:45:41.727Z"},"share_url":"https://firestarter.network/l/lst__Pt6567x","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__Pt6567x' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Iris | Black & Clear' and a budget_max comfortably above $140.00 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."]}}