{"type":"firestarter.listing","listing":{"id":"lst_SMF18vOn","product_name":"Platinum Oval Diamond Signet Ring","category":"Rings","description":"When our founder and designer AL was creating this ring they were inspired by the signet rings that had been used by kings to stamp their signatures throughout history. They wanted to create a luxurious piece that was unique and fabulous and made the wearer feel like royalty. This gorgeous signet ring features a natural crushed ice cut oval diamond with a pave-set rose-cut salt and pepper diamond halo crafted in shining recycled 950 platinum. \nThis is a one-of-a-kind ring is a size 8 and can only resized two sizes up or down. Contact us to resize.\nLove this style and want to make it your own? Contact our Custom Team for different sizes, gems, or designs.\nRing comes with an Automic Gold ring box.","images":["https://cdn.shopify.com/s/files/1/2065/2103/files/platinum-oval-diamond-halo-signet-ring.jpg?v=1746602212","https://cdn.shopify.com/s/files/1/2065/2103/files/diamond-halo-signet-ring-platinum.jpg?v=1760578615","https://cdn.shopify.com/s/files/1/2065/2103/files/diamond-halo-platinum-signet-ring.jpg?v=1760578616","https://cdn.shopify.com/s/files/1/2065/2103/files/platinum-oval-diamond-signet-ring.jpg?v=1760578616","https://cdn.shopify.com/s/files/1/2065/2103/files/Automic-engagement-ring-box-open_234.jpg?v=1760578616","https://cdn.shopify.com/s/files/1/2065/2103/files/Automic-gold-engagement-ring-box-closed_234.jpg?v=1760578616"],"price":5400,"currency":"USD","in_stock":true,"inventory_qty":9999,"dynamic_pricing":false,"listed_at":"2026-06-18T20:45:42.831Z"},"share_url":"https://firestarter.network/l/lst_SMF18vOn","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_SMF18vOn' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Platinum Oval Diamond Signet Ring' and a budget_max comfortably above $5400.00 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."]}}