{"type":"firestarter.listing","listing":{"id":"lst_hT6yjQmH","product_name":"ROY Explorer - Rx","category":"Engineering","description":" ENGINEERING Collection ROY Explorer\nSIZE :   EYE = 47mm / D.B.L = 19.4mm / Temple = 144mm\n","images":["https://cdn.shopify.com/s/files/1/0874/3455/9776/files/NS.ROY.EXP.Ant.gold.clr.Front.jpg?v=1722586363","https://cdn.shopify.com/s/files/1/0874/3455/9776/files/NS.ROY.EXP.Ant.gold.Clr.Side.jpg?v=1722586363","https://cdn.shopify.com/s/files/1/0874/3455/9776/files/NS.ROY.EXP.A.Silver.clr.Front.jpg?v=1722586367","https://cdn.shopify.com/s/files/1/0874/3455/9776/files/NS.ROY.EXP.A.Silver.Clr.side.jpg?v=1722586367","https://cdn.shopify.com/s/files/1/0874/3455/9776/files/NS.ROY.EXP.Silver.clr.Front.jpg?v=1722586370","https://cdn.shopify.com/s/files/1/0874/3455/9776/files/NS.ROY.EXP.Silver.clr.Side.jpg?v=1722586369"],"price":550,"currency":"USD","in_stock":true,"inventory_qty":19998,"dynamic_pricing":false,"listed_at":"2026-06-18T20:45:41.997Z"},"share_url":"https://firestarter.network/l/lst_hT6yjQmH","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_hT6yjQmH' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy ROY Explorer - Rx' and a budget_max comfortably above $550.00 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."]}}