{"type":"firestarter.listing","listing":{"id":"lst_PzCuSqGs","product_name":"Radiant Radish Fine Art Poster","category":"Fine Art","description":"This fine art poster measures 18 x 24 inches and features Elizabeth St. Hilaire's radiant radish collage. Each fine art poster ships via USPS Priority Mail in a tube mailer. Elizabeth St. Hilaire was born and raised in New England, and has lived in Central Florida for the past 19 years. ","images":["https://cdn.shopify.com/s/files/1/0072/0909/1117/products/radiantradish.jpg?v=1652716401","https://cdn.shopify.com/s/files/1/0072/0909/1117/products/Radiant_Radish_Living_Room_1.jpg?v=1652818367"],"price":29.99,"currency":"USD","in_stock":true,"inventory_qty":9999,"dynamic_pricing":false,"listed_at":"2026-06-20T16:26:37.216Z"},"share_url":"https://firestarter.network/l/lst_PzCuSqGs","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_PzCuSqGs' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Radiant Radish Fine Art Poster' and a budget_max comfortably above $29.99 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."]}}