{"type":"firestarter.listing","listing":{"id":"lst_mZjPOiQS","product_name":"Perpetual Wall Calendar","category":"Curated","description":"A year wall calendar, for any year! Undated - it never expires. A simple design for quick reference, with a side column for notes. Includes 18 stickers. \n11\" x 17\" sheet, 4 sheets Riso printed with vegetable based inks18-1\" round stickers","images":["https://cdn.shopify.com/s/files/1/1751/9263/files/11x17-perpetual-wall-calendar-undated-689944.webp?v=1767220985","https://cdn.shopify.com/s/files/1/1751/9263/files/11x17-perpetual-wall-calendar-undated-349052.webp?v=1767133859","https://cdn.shopify.com/s/files/1/1751/9263/files/11x17-perpetual-wall-calendar-undated-480169.webp?v=1767133859","https://cdn.shopify.com/s/files/1/1751/9263/files/11x17-perpetual-wall-calendar-undated-682988.webp?v=1767133859"],"price":18,"currency":"USD","in_stock":true,"inventory_qty":9999,"dynamic_pricing":false,"listed_at":"2026-06-18T20:43:47.903Z"},"share_url":"https://firestarter.network/l/lst_mZjPOiQS","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_mZjPOiQS' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Perpetual Wall Calendar' and a budget_max comfortably above $18.00 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."]}}