{"type":"firestarter.listing","listing":{"id":"lst_S4sAjCit","product_name":"Blood Donor Poster","category":"Poster","description":"Full color 18x24 poster on glossy paper. \n \nAll profits from the Blood Donor poster will be donated to the Red Cross.\n ","images":["https://cdn.shopify.com/s/files/1/0370/1873/0628/products/Blood_Donor_Poster_Shopify-01.png?v=1588624264"],"price":12,"currency":"USD","in_stock":true,"inventory_qty":9999,"dynamic_pricing":false,"listed_at":"2026-06-20T16:26:04.326Z"},"share_url":"https://firestarter.network/l/lst_S4sAjCit","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_S4sAjCit' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Blood Donor Poster' and a budget_max comfortably above $12.00 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."]}}