{"type":"firestarter.listing","listing":{"id":"lst_s7L8yZKU","product_name":"Organic Microgreens: Arugula","category":"Vegetables","description":"Arugula microgreens tend to grow a bit smaller than other types, but their rich, rocket-y flavor delivers a big impact. One ounce of seed will grow 10-20 batches in our windowsill microgreens trays.","images":["https://cdn.shopify.com/s/files/1/0072/0909/1117/files/PXL_20231109_144911574.jpg?v=1735578795","https://cdn.shopify.com/s/files/1/0072/0909/1117/files/ArugulaMicrogreens.png?v=1735578796"],"price":9.39,"currency":"USD","in_stock":true,"inventory_qty":9999,"dynamic_pricing":false,"listed_at":"2026-06-20T16:26:36.669Z"},"share_url":"https://firestarter.network/l/lst_s7L8yZKU","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_s7L8yZKU' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Organic Microgreens: Arugula' and a budget_max comfortably above $9.39 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."]}}