{"type":"firestarter.listing","listing":{"id":"lst_B9cYyJrS","product_name":"Sparco Competition Seat Harness/Belt - 4pt 3in/2in - Red","category":"Racing Harness","description":"\n\n\nSparco Belt 4Pt 3in/2in Competition Harness - Red\n\n\n","images":["https://cdn.shopify.com/s/files/1/0024/4898/2060/files/9b9240ae9d5e58059c343623bfd1ebec.jpg?v=1750339596"],"price":339,"currency":"USD","in_stock":true,"inventory_qty":9999,"dynamic_pricing":false,"listed_at":"2026-06-20T14:56:27.947Z"},"share_url":"https://firestarter.network/l/lst_B9cYyJrS","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_B9cYyJrS' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Sparco Competition Seat Harness/Belt - 4pt 3in/2in - Red' and a budget_max comfortably above $339.00 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."]}}