{"type":"firestarter.listing","listing":{"id":"lst_Yyu9UoTt","product_name":"Sternum Strap for Air Porter Backpack","category":"Accesory","description":"This Sternum Strap is for the Air Porter Backpack and Tech Folio Tank Backpack.","images":["https://cdn.shopify.com/s/files/1/0281/2796/files/air-porter-backpack-sternum-strap_e4df313b-0ab3-4728-bc6b-6376653d33b3.jpg?v=1775165619"],"price":10,"currency":"USD","in_stock":true,"inventory_qty":9999,"dynamic_pricing":false,"listed_at":"2026-06-18T20:46:54.227Z"},"share_url":"https://firestarter.network/l/lst_Yyu9UoTt","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_Yyu9UoTt' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Sternum Strap for Air Porter Backpack' and a budget_max comfortably above $10.00 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."]}}