{"type":"firestarter.listing","listing":{"id":"lst_UQrUNBnj","product_name":"MARGARET HOWELL PETAL COLLAR SHIRT","category":null,"description":"\n100% semi sheer, ultra fine washed cotton\nPale blue\nBeautiful petal shaped collar\nPull on shirt with half placket\n\nFinished with mother of pearl buttons \n\nThree quarter sleeves with turn back cuffs\nItaly \n","images":["https://cdn.shopify.com/s/files/1/1046/1958/files/PetalShirt.jpg?v=1775584533","https://cdn.shopify.com/s/files/1/1046/1958/files/PETAL_4.jpg?v=1775584533","https://cdn.shopify.com/s/files/1/1046/1958/files/PETAL_3.jpg?v=1775584533","https://cdn.shopify.com/s/files/1/1046/1958/files/PETAL_2.jpg?v=1775584533"],"price":625,"currency":"USD","in_stock":true,"inventory_qty":19998,"dynamic_pricing":false,"listed_at":"2026-06-18T20:44:10.800Z"},"share_url":"https://firestarter.network/l/lst_UQrUNBnj","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_UQrUNBnj' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy MARGARET HOWELL PETAL COLLAR SHIRT' and a budget_max comfortably above $625.00 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."]}}