{"type":"firestarter.listing","listing":{"id":"lst_KgU78F8y","product_name":"Barberries","category":"Pure Spices A-Z","description":"Similar in flavor and tartness to cranberries, barberries are most popular in Iran and are wonderful in Persian rice dishes. We love to use these small berries as a tart counterpoint in rice, salads, and grain dishes! Fry in butter or oil before use, or add a handful to your next batch of berry jam.","images":["https://cdn.shopify.com/s/files/1/0548/7922/3970/files/pure-barberries-seamless_cc6121b7-4f50-4728-a828-e79e37d8a0b1.jpg?v=1720647144","https://cdn.shopify.com/s/files/1/0548/7922/3970/files/curio-pure-barberries-topdown.jpg?v=1720642516"],"price":8.95,"currency":"USD","in_stock":true,"inventory_qty":9999,"dynamic_pricing":false,"listed_at":"2026-06-18T20:46:10.084Z"},"share_url":"https://firestarter.network/l/lst_KgU78F8y","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_KgU78F8y' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Barberries' and a budget_max comfortably above $8.95 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."]}}