{"type":"firestarter.listing","listing":{"id":"lst_Xxuu7opC","product_name":"Tessellate Emerald Ring Large","category":"Rings","description":"18k Yellow Gold, 2.88ct  Zambian Emerald\nReady to ship in size 7.5. Made to order in any other size in approx 6 weeks.\nOne-of-a-kind\nPlease note that this style of ring can not be resized, it has to be remade if the size ordered isn't correct. We can provide a quote &amp; timeline if the ring needs to be remade.\n\nMade and hand-finished in LA, each piece sold helps ocean-related causes.\n","images":["https://cdn.shopify.com/s/files/1/0561/8748/6287/products/GREEK-PATTERN-EMERALD-RING-LARGE.jpg?v=1748778380"],"price":10300,"currency":"USD","in_stock":true,"inventory_qty":269973,"dynamic_pricing":false,"listed_at":"2026-06-18T20:45:27.138Z"},"share_url":"https://firestarter.network/l/lst_Xxuu7opC","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_Xxuu7opC' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Tessellate Emerald Ring Large' and a budget_max comfortably above $10300.00 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."]}}