{"type":"firestarter.listing","listing":{"id":"lst_71pSGe0I","product_name":"Replacement Horizontal Flat Stay - 10.5\" x .4\"","category":"Materials : Hardware","description":"This replacement horizontal flat stay fits our Arc Haul Ultra, Arc Zip Ultra, and discontinued Arc Blast, Arc Zip, Arc Haul, Arc Haul Zip, Arc Scout, Arc Haul Scout, Arc Air and Arc Air Zip Backpacks.","images":["https://cdn.shopify.com/s/files/1/0004/4652/9572/files/Zpacks-Flat-Horizontal-Stay.jpg?v=1694796622"],"price":4.95,"currency":"USD","in_stock":true,"inventory_qty":9999,"dynamic_pricing":false,"listed_at":"2026-06-18T20:46:39.555Z"},"share_url":"https://firestarter.network/l/lst_71pSGe0I","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_71pSGe0I' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Replacement Horizontal Flat Stay - 10.5\" x .4\"' and a budget_max comfortably above $4.95 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."]}}