{"type":"firestarter.listing","listing":{"id":"lst_ffE-1ztl","product_name":"Mid Crew Socks - White/Berry","category":"Socks","description":"Our Mid Crew Socks are engineered for comfort with a breathable cotton blend and cushioning where you need it most.","images":["https://cdn.shopify.com/s/files/1/2496/2470/files/MidCrew-White_Berry.png?v=1777936931","https://cdn.shopify.com/s/files/1/2496/2470/files/MidCrew-White_Berry-BG.jpg?v=1777936931"],"price":18,"currency":"USD","in_stock":true,"inventory_qty":39996,"dynamic_pricing":false,"listed_at":"2026-06-20T14:57:18.831Z"},"share_url":"https://firestarter.network/l/lst_ffE-1ztl","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_ffE-1ztl' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Mid Crew Socks - White/Berry' 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."]}}