{"type":"firestarter.listing","listing":{"id":"lst_tkmA4H9F","product_name":"Roaster's Choice Subscription","category":"Subscription","description":"We'll send you a rotating selection of our favorite coffees.\nNot sure where to start or just want to explore it all? Our Roaster’s Choice subscription is the perfect way to experience the full spectrum of craft coffee. Each delivery features our favorite picks ranging in flavor, process, and origin so you’ll always get something new, never boring, and always worth brewing.","images":["https://cdn.shopify.com/s/files/1/1318/1015/files/roasters.jpg?v=1751059196"],"price":22.17,"currency":"USD","in_stock":true,"inventory_qty":29997,"dynamic_pricing":false,"listed_at":"2026-06-18T20:46:15.830Z"},"share_url":"https://firestarter.network/l/lst_tkmA4H9F","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_tkmA4H9F' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Roaster's Choice Subscription' and a budget_max comfortably above $22.17 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."]}}