{"type":"firestarter.listing","listing":{"id":"lst_xyYalGZg","product_name":"Linen","category":"Sheer","description":"Linen is a permanent sheer white nail polish with a milky, buildable formula. Our sheer polishes are perfect for a minimal “my nails but better” look or as a neutral base color for nail art. Apply 1-3 coats for a barely-there to milk bath finish.\nWear this alone for a soft, nude look or as a base color for toppers and french manicures.","images":["https://cdn.shopify.com/s/files/1/0622/7797/6235/products/Bottle-Shot-Linen-Low-Res-CreamCap__49687.jpg?v=1674503154","https://cdn.shopify.com/s/files/1/0622/7797/6235/files/Swatch-Linen-Low-Res__77557.jpg?v=1727132979","https://cdn.shopify.com/s/files/1/0622/7797/6235/files/Swatch-Linen-2-Low-Res__66173.jpg?v=1727132981"],"price":12.5,"currency":"USD","in_stock":true,"inventory_qty":9999,"dynamic_pricing":false,"listed_at":"2026-06-18T20:45:19.357Z"},"share_url":"https://firestarter.network/l/lst_xyYalGZg","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_xyYalGZg' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Linen' and a budget_max comfortably above $12.50 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."]}}