{"type":"firestarter.listing","listing":{"id":"lst_7QlvSqPt","product_name":"Ruby | Baby Pink & Clear","category":"Sunglasses","description":"A minimalist silhouette that exudes nostalgia with its broadened rectangular shape and structured design. The Ruby can be fitted with prescription lenses or kept as clear lenses to accessorise any look. Exquisitely built with a sleek angular structure, the Ruby has spring loaded hinges that adjust to any face shape. Frame dimensions: 135mm (temple length) x 136mm (front width) x 18mm (nose bridge) x 50.5mm (lens). ","images":["https://cdn.shopify.com/s/files/1/0251/6906/8131/files/Ruby.jpg?v=1746187225","https://cdn.shopify.com/s/files/1/0251/6906/8131/files/Ruby2.jpg?v=1746187225","https://cdn.shopify.com/s/files/1/0251/6906/8131/files/Sideon52.jpg?v=1746187221"],"price":50,"currency":"USD","in_stock":true,"inventory_qty":9999,"dynamic_pricing":false,"listed_at":"2026-06-18T20:45:42.100Z"},"share_url":"https://firestarter.network/l/lst_7QlvSqPt","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_7QlvSqPt' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Ruby | Baby Pink & Clear' and a budget_max comfortably above $50.00 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."]}}