{"type":"firestarter.listing","listing":{"id":"lst_QF4uJWh4","product_name":"Titanium Whistle Ultralight","category":null,"description":"Ultralight titanium whistle\nWhistle weighs just 0.17oz (4.8g)Weighs 0.3oz total with cord\nProduced for our sister company \"Go far Gear\"","images":["https://cdn.shopify.com/s/files/1/0528/9613/7401/files/titanium-whistle-ultralight-4119278.jpg?v=1781230211","https://cdn.shopify.com/s/files/1/0528/9613/7401/files/titanium-whistle-ultralight-8318083.jpg?v=1781230211","https://cdn.shopify.com/s/files/1/0528/9613/7401/files/titanium-whistle-ultralight-2505277.jpg?v=1781230212"],"price":12,"currency":"USD","in_stock":true,"inventory_qty":9999,"dynamic_pricing":false,"listed_at":"2026-06-18T20:46:37.369Z"},"share_url":"https://firestarter.network/l/lst_QF4uJWh4","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_QF4uJWh4' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Titanium Whistle Ultralight' 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."]}}