{"type":"firestarter.listing","listing":{"id":"lst_B4-tlW_P","product_name":"Pewter Water Pitcher","category":"vase","description":"Marion Pewter Water Pitcher      \nDimensions: 7\"H x 9\" W","images":["https://cdn.shopify.com/s/files/1/1005/8524/files/9314CEA0-7BD9-4E78-989A-86B9AF159ED9.jpg?v=1760895641","https://cdn.shopify.com/s/files/1/1005/8524/files/AB28C61C-7152-4369-BD62-4F4E80B4213A.jpg?v=1760823204","https://cdn.shopify.com/s/files/1/1005/8524/files/30ED105B-C5C0-4A83-9410-E1DBCEAC4CE4.jpg?v=1760823203"],"price":40,"currency":"USD","in_stock":true,"inventory_qty":9999,"dynamic_pricing":false,"listed_at":"2026-06-18T20:44:18.317Z"},"share_url":"https://firestarter.network/l/lst_B4-tlW_P","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_B4-tlW_P' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Pewter Water Pitcher' and a budget_max comfortably above $40.00 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."]}}