{"type":"firestarter.listing","listing":{"id":"lst_LHwY7c79","product_name":"Kier Mélange Knit Polo","category":"Polo Shirt","description":"A short-sleeve knitted polo with a relaxed fit, three-button placket and a neat, flat-knit collar.  Knitted from an Italian mélange yarn that combines cotton with Ecovero viscose and linen, giving a soft, tactile handle with added weight, breathability and durability.","images":["https://cdn.shopify.com/s/files/1/0667/9324/2858/files/AFKN765-1.jpg?v=1770907507","https://cdn.shopify.com/s/files/1/0667/9324/2858/files/AFKN765-3.jpg?v=1772721037","https://cdn.shopify.com/s/files/1/0667/9324/2858/files/AFKN765-2.jpg?v=1772720974"],"price":200,"currency":"USD","in_stock":true,"inventory_qty":39996,"dynamic_pricing":false,"listed_at":"2026-06-18T20:30:13.890Z"},"share_url":"https://firestarter.network/l/lst_LHwY7c79","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_LHwY7c79' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Kier Mélange Knit Polo' and a budget_max comfortably above $200.00 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."]}}