{"type":"firestarter.listing","listing":{"id":"lst_aK2OJCKG","product_name":"Perfection Savoy Cabbage","category":"Vegetables","description":"Savoy leaf cabbages are generally hybrids, so we are excited to offer this heirloom green savoy this year. This variety is a large, drumhead storage cabbage. Savoy leaf cabbages are perfect for summer slaw dishes and bright in winter soups.\n The heads are more open and loose than traditional European cabbage, with better, more complex flavor.","images":["https://cdn.shopify.com/s/files/1/0072/0909/1117/products/Perfection-Savoy-Cabbage-vendor-unknown-1630676672.jpg?v=1735579921"],"price":13.79,"currency":"USD","in_stock":true,"inventory_qty":29997,"dynamic_pricing":false,"listed_at":"2026-06-20T16:26:39.413Z"},"share_url":"https://firestarter.network/l/lst_aK2OJCKG","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_aK2OJCKG' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Perfection Savoy Cabbage' and a budget_max comfortably above $13.79 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."]}}