{"type":"firestarter.listing","listing":{"id":"lst_0Ot1Tiof","product_name":"Upright Stand Castors","category":"Stringing Machine Accessory","description":"Solid assembly provides superior support and turns your GAMMA Stringing Machine into a mobile stringing station.","images":["https://cdn.shopify.com/s/files/1/0742/9740/9851/products/upright-stand-castors-mfsc10-619171.jpg?v=1758565926"],"price":25.99,"currency":"USD","in_stock":true,"inventory_qty":9999,"dynamic_pricing":false,"listed_at":"2026-06-20T14:55:58.850Z"},"share_url":"https://firestarter.network/l/lst_0Ot1Tiof","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_0Ot1Tiof' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Upright Stand Castors' and a budget_max comfortably above $25.99 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."]}}