{"type":"firestarter.listing","listing":{"id":"lst_hKLOcSO_","product_name":"Wave Line Tumbler by Hop & Jans Studio","category":"Ceramics","description":"White porcelain tumbler with hand painted black wave pattern. Microwave and dishwasher safe. Holds 10 oz.","images":["https://cdn.shopify.com/s/files/1/0164/0955/9104/files/58-IMG_8942.jpg?v=1727914440","https://cdn.shopify.com/s/files/1/0164/0955/9104/files/56-IMG_8944.jpg?v=1727914440","https://cdn.shopify.com/s/files/1/0164/0955/9104/files/57-IMG_8943.jpg?v=1727914440"],"price":38,"currency":"USD","in_stock":true,"inventory_qty":9999,"dynamic_pricing":false,"listed_at":"2026-06-18T20:44:19.688Z"},"share_url":"https://firestarter.network/l/lst_hKLOcSO_","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_hKLOcSO_' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Wave Line Tumbler by Hop & Jans Studio' and a budget_max comfortably above $38.00 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."]}}