{"type":"firestarter.listing","listing":{"id":"lst_WZTp2y0c","product_name":"Cat Grass","category":"Herbs","description":"This quick grass is a great treat for indoor kitties to gnaw on. Sow seeds thickly on the surface of a 6\" diameter pot and keep moist. Grass is ready for your cat in about 7-10 days.","images":["https://cdn.shopify.com/s/files/1/0072/0909/1117/files/Product_Squares_6_1.png?v=1750188265","https://cdn.shopify.com/s/files/1/0072/0909/1117/files/383.png?v=1750188265","https://cdn.shopify.com/s/files/1/0072/0909/1117/files/385.png?v=1750188265","https://cdn.shopify.com/s/files/1/0072/0909/1117/files/386.png?v=1750188265"],"price":5.39,"currency":"USD","in_stock":true,"inventory_qty":29997,"dynamic_pricing":false,"listed_at":"2026-06-20T16:26:38.926Z"},"share_url":"https://firestarter.network/l/lst_WZTp2y0c","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_WZTp2y0c' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Cat Grass' and a budget_max comfortably above $5.39 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."]}}