{"type":"firestarter.listing","listing":{"id":"lst__-iY_nTo","product_name":"Cyclone, Coney Island N.Y. Heavy Linen reproduction Post Card","category":"Post Cards","description":"Vintage high quality reproduction post card.\nLinen heavy 18 pt stock paper.\nMade and Printed in the USA.","images":["https://cdn.shopify.com/s/files/1/0245/4759/products/coneislandpostcard_d407d6b6-31dc-47d1-acce-5f50b90ec3e5.jpg?v=1598901557","https://cdn.shopify.com/s/files/1/0245/4759/products/coneyislandpostcardback.jpg?v=1598901557"],"price":4,"currency":"USD","in_stock":true,"inventory_qty":9999,"dynamic_pricing":false,"listed_at":"2026-06-18T20:30:08.998Z"},"share_url":"https://firestarter.network/l/lst__-iY_nTo","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__-iY_nTo' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Cyclone, Coney Island N.Y. Heavy Linen reproduction Post Card' and a budget_max comfortably above $4.00 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."]}}