{"type":"firestarter.listing","listing":{"id":"lst_S6AxkZ1z","product_name":"Tondo Signet Ring. 9k Yellow Gold","category":null,"description":"\nMETAL: Solid 9k yellow gold.\n\nSTYLE: With minimal lines we create timeless signet ring shapes, Tondo is our round headed signet. Considered to be a ring of the pinky finger, but we think this signet style is equally great worn on any digit. Wear this signet design clean, alternatively, we can engrave your piece with a personal initial, date or a unique symbol.\nFINISH: Full polish.\n\nThis piece will be handmade specially for your order request.Please allow between 4-5 weeks from placing your order to delivery of your jewellery!","images":["https://cdn.shopify.com/s/files/1/0945/5768/files/46400_YG_SP_file_900-removebg.png?v=1687771976","https://cdn.shopify.com/s/files/1/0945/5768/products/Signet_Ring_Engraving_Sheet_2.png?v=1687771976"],"price":844,"currency":"USD","in_stock":true,"inventory_qty":49995,"dynamic_pricing":false,"listed_at":"2026-06-18T20:45:23.410Z"},"share_url":"https://firestarter.network/l/lst_S6AxkZ1z","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_S6AxkZ1z' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Tondo Signet Ring. 9k Yellow Gold' and a budget_max comfortably above $844.00 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."]}}