{"type":"firestarter.listing","listing":{"id":"lst_6A80yPbv","product_name":"GUSTARD U18 USB Audio Interface","category":"Audio Decoder","description":"\n","images":["https://cdn.shopify.com/s/files/1/0031/0453/8673/products/gustard-u18-usb-audio-interface-audio-decoder-hifigo-856414.jpg?v=1668185959","https://cdn.shopify.com/s/files/1/0031/0453/8673/products/gustard-u18-usb-audio-interface-audio-decoder-hifigo-985087.jpg?v=1668186792","https://cdn.shopify.com/s/files/1/0031/0453/8673/products/gustard-u18-usb-audio-interface-audio-decoder-hifigo-858665.jpg?v=1668185917","https://cdn.shopify.com/s/files/1/0031/0453/8673/products/gustard-u18-usb-audio-interface-audio-decoder-hifigo-447558.jpg?v=1668185988"],"price":499,"currency":"USD","in_stock":true,"inventory_qty":19998,"dynamic_pricing":false,"listed_at":"2026-06-20T16:26:31.129Z"},"share_url":"https://firestarter.network/l/lst_6A80yPbv","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_6A80yPbv' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy GUSTARD U18 USB Audio Interface' and a budget_max comfortably above $499.00 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."]}}