{"type":"firestarter.listing","listing":{"id":"lst_BNUvVKMi","product_name":"Hahnemuhle 100% Cotton Watercolor Book – Landscape","category":null,"description":"Lovely hardcover watercolor books for you to fill with your creations! The gently textured, 250lb sheets can hold up to layers and wet-on-wet work. Perfect for studio and travel!\nSmall measures 5.8 x 4.1\" / Medium measures 8.3 x 5.8\"\n60 pages each / cold press / natural white tone","images":["https://cdn.shopify.com/s/files/1/0631/2017/9426/files/HahnemuhleLandscape.jpg?v=1742421014","https://cdn.shopify.com/s/files/1/0631/2017/9426/files/HahnemuhleLandscapeStacked.jpg?v=1742421014"],"price":27,"currency":"USD","in_stock":true,"inventory_qty":19998,"dynamic_pricing":false,"listed_at":"2026-06-18T20:47:21.736Z"},"share_url":"https://firestarter.network/l/lst_BNUvVKMi","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_BNUvVKMi' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Hahnemuhle 100% Cotton Watercolor Book – Landscape' and a budget_max comfortably above $27.00 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."]}}