{"type":"firestarter.listing","listing":{"id":"lst_vl54GShs","product_name":"Mexican Train Game","category":"Games","description":"This Double 12 Domino Set is a modern take what is commonly called Mexican Train or just Train dominoes. The lid doubles as the console and comes with 8 color markers to mark your open trains. This set can also be used to play Chicken Foot Dominos. Designed to be displayed and played, the colorful set looks beautiful on your coffee table. ","images":["https://cdn.shopify.com/s/files/1/1343/6503/products/CS_28_040919_0682.jpg?v=1574691195","https://cdn.shopify.com/s/files/1/1343/6503/products/CS_28_040919_0680.jpg?v=1574691195"],"price":300,"currency":"USD","in_stock":true,"inventory_qty":9999,"dynamic_pricing":false,"listed_at":"2026-06-18T20:44:05.400Z"},"share_url":"https://firestarter.network/l/lst_vl54GShs","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_vl54GShs' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Mexican Train Game' and a budget_max comfortably above $300.00 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."]}}