{"type":"firestarter.listing","listing":{"id":"lst_bEkZQRPG","product_name":"CALLIGRAPHY INITIAL CARD","category":null,"description":"\nUndyed natural paper card stock\nEcru with black ink \nInitials in hand calligraphy\nMade by Melissa Gamwell \nUSA \n","images":["https://cdn.shopify.com/s/files/1/1046/1958/files/26-02-19-0031.jpg?v=1773245706","https://cdn.shopify.com/s/files/1/1046/1958/files/26-02-19-0030.jpg?v=1773245706"],"price":12,"currency":"USD","in_stock":true,"inventory_qty":259974,"dynamic_pricing":false,"listed_at":"2026-06-18T20:44:10.171Z"},"share_url":"https://firestarter.network/l/lst_bEkZQRPG","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_bEkZQRPG' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy CALLIGRAPHY INITIAL CARD' and a budget_max comfortably above $12.00 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."]}}