{"type":"firestarter.listing","listing":{"id":"lst_kJaMt21D","product_name":"MARGARET HOWELL DROPPED SHOULDER SHIRT","category":null,"description":"\n100% cotton poplin \nWhite \nDropped shoulder and relaxed cut \nRaised stitch-through placket \nPleats and hanger loop on back yoke \nElongated back hem \nMother of pearl buttons at front and cuffs \nItaly\n","images":["https://cdn.shopify.com/s/files/1/1046/1958/files/MH_shirt.jpg?v=1699471411","https://cdn.shopify.com/s/files/1/1046/1958/files/MH_shirt_back.jpg?v=1699471412","https://cdn.shopify.com/s/files/1/1046/1958/files/MHL_shirt_dtl.jpg?v=1699471414"],"price":475,"currency":"USD","in_stock":true,"inventory_qty":9999,"dynamic_pricing":false,"listed_at":"2026-06-18T20:44:13.384Z"},"share_url":"https://firestarter.network/l/lst_kJaMt21D","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_kJaMt21D' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy MARGARET HOWELL DROPPED SHOULDER SHIRT' and a budget_max comfortably above $475.00 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."]}}