{"type":"firestarter.listing","listing":{"id":"lst_GI9HuR5h","product_name":"Marble Sink","category":"Sinks","description":"Object is exactly as-shown. Enhance the charm of your kitchen, outdoor wash area, or powder room, bringing old world charisma into your space with this rare salvaged object.Antique marble may possess remnants of prior installation and may require upcycling to become fully functional. This object weighs 156 – professional installation recommended. Arrives via scheduled freight delivery.","images":["https://cdn.shopify.com/s/files/1/0694/4879/4420/files/7569.png?v=1754927599","https://cdn.shopify.com/s/files/1/0694/4879/4420/files/7569--6327Export.png?v=1754927605"],"price":4495,"currency":"USD","in_stock":true,"inventory_qty":9999,"dynamic_pricing":false,"listed_at":"2026-06-18T20:44:11.561Z"},"share_url":"https://firestarter.network/l/lst_GI9HuR5h","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_GI9HuR5h' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Marble Sink' and a budget_max comfortably above $4495.00 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."]}}