{"type":"firestarter.listing","listing":{"id":"lst_yr9uVRMD","product_name":"Replacement Pre-curved Arc Stay - Medium 20\"","category":"Materials : Hardware","description":"These replacement pre-curved vertical stays fit our Arc Haul Ultra, Arc Zip Ultra, and discontinued Arc Air and Arc Air Zip Backpacks. You may also want to replace your Stay Holster Inserts. Instructions for installing inserts and frame pieces are on the Stay Holster Inserts page.","images":["https://cdn.shopify.com/s/files/1/0004/4652/9572/products/SHORT.jpg?v=1655753311"],"price":19.95,"currency":"USD","in_stock":true,"inventory_qty":9999,"dynamic_pricing":false,"listed_at":"2026-06-18T20:46:39.752Z"},"share_url":"https://firestarter.network/l/lst_yr9uVRMD","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_yr9uVRMD' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Replacement Pre-curved Arc Stay - Medium 20\"' and a budget_max comfortably above $19.95 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."]}}