{"type":"firestarter.listing","listing":{"id":"lst_0PJTCdGm","product_name":"Prevost 1/2\" NPT (Female) Ball Valve","category":"Garage","description":"Ball Valve - Full Flow Brass. 1/2\" NPT (Female) on both sides.\n1/2\" FNPT","images":["https://cdn.shopify.com/s/files/1/1239/9256/products/DSC00203.jpg?v=1586303132","https://cdn.shopify.com/s/files/1/1239/9256/products/DSC00204.jpg?v=1655295754","https://cdn.shopify.com/s/files/1/1239/9256/products/DSC00206.jpg?v=1655295754","https://cdn.shopify.com/s/files/1/1239/9256/products/DSC00205.jpg?v=1655295754"],"price":15.63,"currency":"USD","in_stock":true,"inventory_qty":9999,"dynamic_pricing":false,"listed_at":"2026-06-20T14:57:01.010Z"},"share_url":"https://firestarter.network/l/lst_0PJTCdGm","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_0PJTCdGm' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Prevost 1/2\" NPT (Female) Ball Valve' and a budget_max comfortably above $15.63 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."]}}