{"type":"firestarter.listing","listing":{"id":"lst_ARDnl0M5","product_name":"Roaster L/S T-shirt","category":null,"description":"Long-sleeve navy t-shirt featuring \"Coffee should be something special.\" on the chest, and an original illustration of our roaster on the back.","images":["https://cdn.shopify.com/s/files/1/2220/0129/files/6.png?v=1764342287","https://cdn.shopify.com/s/files/1/2220/0129/files/7.png?v=1764342287"],"price":28,"currency":"USD","in_stock":true,"inventory_qty":9999,"dynamic_pricing":false,"listed_at":"2026-06-18T20:46:14.804Z"},"share_url":"https://firestarter.network/l/lst_ARDnl0M5","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_ARDnl0M5' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Roaster L/S T-shirt' and a budget_max comfortably above $28.00 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."]}}