{"type":"firestarter.listing","listing":{"id":"lst_MIeHXFkY","product_name":"Tumbler (Wavy) by Full Spectrum Ceramics","category":"Ceramics","description":"A tumbler with a wavy pattern. Microwave and dishwasher safe. Holds 13 oz.","images":["https://cdn.shopify.com/s/files/1/0164/0955/9104/files/13-IMG_4466.jpg?v=1760983822","https://cdn.shopify.com/s/files/1/0164/0955/9104/files/12-IMG_4467.jpg?v=1760983823","https://cdn.shopify.com/s/files/1/0164/0955/9104/files/11-IMG_4468.jpg?v=1760983822"],"price":50,"currency":"USD","in_stock":true,"inventory_qty":9999,"dynamic_pricing":false,"listed_at":"2026-06-18T20:44:19.192Z"},"share_url":"https://firestarter.network/l/lst_MIeHXFkY","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_MIeHXFkY' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Tumbler (Wavy) by Full Spectrum Ceramics' and a budget_max comfortably above $50.00 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."]}}