{"type":"firestarter.listing","listing":{"id":"lst_UNGSFzst","product_name":"GAMMA Professional","category":"Tennis String","description":"Gamma Live Wire Professional","images":["https://cdn.shopify.com/s/files/1/0742/9740/9851/products/gamma-professional-glwp10-512217.jpg?v=1761149259","https://cdn.shopify.com/s/files/1/0742/9740/9851/products/gamma-professional-glwp10-806696.jpg?v=1761149264"],"price":23.99,"currency":"USD","in_stock":true,"inventory_qty":29997,"dynamic_pricing":false,"listed_at":"2026-06-20T14:55:59.158Z"},"share_url":"https://firestarter.network/l/lst_UNGSFzst","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_UNGSFzst' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy GAMMA Professional' and a budget_max comfortably above $23.99 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."]}}