{"type":"firestarter.listing","listing":{"id":"lst_w7O59UOS","product_name":"Artisanal French All-Natural Marshmallow","category":"Candies & Chocolates","description":"Handcrafted in France since 1837, Arnaud Soubeyran’s Guimauve marshmallows are far removed from the store-bought kind. Made without artificial colorings or flavorings, each delicate marshmallow “wand” achieves a soft, airy texture through whipped egg whites, offering a melt-in-your-mouth experience rather than a chewy bite.\n","images":["https://cdn.shopify.com/s/files/1/0720/5824/1345/files/Marshmallow-2.jpg?v=1762644649","https://cdn.shopify.com/s/files/1/0720/5824/1345/files/Marshmallow-1.jpg?v=1762644649"],"price":18,"currency":"USD","in_stock":true,"inventory_qty":9999,"dynamic_pricing":false,"listed_at":"2026-06-20T16:26:20.209Z"},"share_url":"https://firestarter.network/l/lst_w7O59UOS","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_w7O59UOS' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Artisanal French All-Natural Marshmallow' 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."]}}