{"type":"firestarter.listing","listing":{"id":"lst_ECKxAe1L","product_name":"Lake Country 4 3/8 Inch Flexible Rotary Backing Plate","category":"Rotary Backing Plate","description":"Introducing the Lake Country 4 3/8 Inch Flexible Rotary Backing Plate! This high-quality backing plate is designed for use with a rotary polisher and can handle a variety of pads. Its flexible urethane construction allows for high speeds and heavy loads. Pair it with our 5.75 inch Redline Foam Pads for a flawless finish every time!\n","images":["https://cdn.shopify.com/s/files/1/0587/0449/4755/files/45-929-white-extra-soft-edge-rotary-backing-plates_800x_28358d08-7e41-43ce-9dfd-e739ab0a1d58.webp?v=1721049822"],"price":17.99,"currency":"USD","in_stock":true,"inventory_qty":9999,"dynamic_pricing":false,"listed_at":"2026-06-20T16:26:44.013Z"},"share_url":"https://firestarter.network/l/lst_ECKxAe1L","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_ECKxAe1L' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Lake Country 4 3/8 Inch Flexible Rotary Backing Plate' and a budget_max comfortably above $17.99 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."]}}