{"type":"firestarter.listing","listing":{"id":"lst_dZPMobWP","product_name":"Finish Line - Cotton Crew","category":"Socks","description":"The finish line is just the beginning. Finish Line celebrates the determination, perseverance, and excitement that come with every race, featuring runners chasing their next big accomplishment. Whether you're training, competing, or simply embracing an active lifestyle, these cotton crew socks are ready to keep pace with your goals.","images":["https://cdn.shopify.com/s/files/1/1884/3249/files/956726.jpg?v=1782480804"],"price":12,"currency":"USD","in_stock":true,"inventory_qty":9999,"dynamic_pricing":false,"listed_at":"2026-07-03T09:15:09.091Z"},"share_url":"https://firestarter.network/l/lst_dZPMobWP","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_dZPMobWP' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Finish Line - Cotton Crew' and a budget_max comfortably above $12.00 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."]}}