{"type":"firestarter.listing","listing":{"id":"lst_PWQ_h5-N","product_name":"Stewart Socks","category":"Socks","description":"Combine iconic racing heritage with everyday comfort. Whether you're hitting the paddock or lounging at home, these \"Royal Stewart\" helmet livery-inspired socks are a subtle nod to motorsport greatness, without having to wear fireproof gear to the grocery store.One pair.","images":["https://cdn.shopify.com/s/files/1/0166/4148/files/Stewart_2024__CP_R_750x_2a1b2da4-f30a-4cfb-b155-a4e33128f72a.jpg?v=1775660224","https://cdn.shopify.com/s/files/1/0166/4148/files/Stewart_2024_FLAT_CP_750x_0488f0ed-5eed-4ae2-9110-adaee1369847.jpg?v=1775660224"],"price":16.99,"currency":"USD","in_stock":true,"inventory_qty":9999,"dynamic_pricing":false,"listed_at":"2026-06-20T16:26:17.877Z","product_rating":null,"product_rating_count":0,"seller_rating":null,"seller_rating_count":0,"units_sold":0,"reviews":{"count":0,"top":[]},"videos":[]},"share_url":"https://firestarter.network/l/lst_PWQ_h5-N","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_PWQ_h5-N' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Stewart Socks' and a budget_max comfortably above $16.99 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."]}}