{"type":"firestarter.listing","listing":{"id":"lst_A77UtzKy","product_name":"Beer Marshmallows","category":"marshmallows","description":"Ever wish you could throw back a beer at work? Now you can! Beer lovers, this one's for you. Our Stout Beer Marshmallows are crafted with real Guinness® Single Stout and finished with a coating of crushed pretzels for a flavor that's equal parts sweet, malty, and satisfying. Notes of roasted barley, caramel, and vanilla mingle with a touch of salty pretzel crunch, creating a uniquely delicious treat inspired by your favorite pint. Whether you're a craft beer enthusiast or simply looking for something delightfully unexpected, these marshmallows deliver big flavor in every bite.\nAll of our marshmallows are made with real cane sugar, for a crisper \"sweet\" and a better aftertaste. Made with Kosher ingredients. Each box of 16 marshmallows is packaged in lovingly letter-pressed, American-made paper.\nContains Wheat, Soy","images":["https://cdn.shopify.com/s/files/1/0196/8728/products/guinness.jpg?v=1432064381"],"price":10.95,"currency":"USD","in_stock":true,"inventory_qty":9999,"dynamic_pricing":false,"listed_at":"2026-06-18T20:46:21.781Z"},"share_url":"https://firestarter.network/l/lst_A77UtzKy","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_A77UtzKy' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Beer Marshmallows' and a budget_max comfortably above $10.95 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."]}}