{"type":"firestarter.listing","listing":{"id":"lst_sld-ywcO","product_name":"Marquise Diamond Stack","category":"Rings","description":"A sparkling 3-ring stack set made up of 18k gold and diamonds. Featuring a glimmering marquise diamond as its centerpiece, this stack pairs well with many other jewels in our collection. Individual information about each ring is linked below.\nThis stack set includes:\n\nDiamond Side Scalloped Band\nMarquise Flourish Band\nRaised Dot Band with Sprinkle Diamonds\n","images":["https://cdn.shopify.com/s/files/1/1479/9532/files/25-10-09_012.jpg?v=1760649019","https://cdn.shopify.com/s/files/1/1479/9532/files/25-10-09_015_1.jpg?v=1760649227"],"price":9530,"currency":"USD","in_stock":true,"inventory_qty":149985,"dynamic_pricing":false,"listed_at":"2026-06-18T20:45:26.115Z"},"share_url":"https://firestarter.network/l/lst_sld-ywcO","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_sld-ywcO' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Marquise Diamond Stack' and a budget_max comfortably above $9530.00 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."]}}