{"type":"firestarter.listing","listing":{"id":"lst_NrvztsNl","product_name":"SERPENTINE RING (no stones)","category":"Ring","description":"A ring that has been designed with versatility in mind.\nOur Serpentine ring can be worn alone, stacked and sits nicely as a wedding band around a solitaire ring with a 7mm space at the top.\nMade with solid 9ct and 18ct yellow, rose and white golds and sterling silver.  If the size you are after isn't on our listing, please email us for options.\nWhite gold will come rhodium plated.\nplease note, all pieces are made to order and can take up to 6 weeks for delivery. if you are needing a piece by a certain date, please email us prior to ordering.","images":["https://cdn.shopify.com/s/files/1/2323/1093/files/serpentine-ecomm3.jpg?v=1755307108","https://cdn.shopify.com/s/files/1/2323/1093/files/serpentine14.jpg?v=1755307108","https://cdn.shopify.com/s/files/1/2323/1093/files/serpentine18.jpg?v=1755306553","https://cdn.shopify.com/s/files/1/2323/1093/files/serpentine5.jpg?v=1755306553","https://cdn.shopify.com/s/files/1/2323/1093/files/serpentine10.jpg?v=1755306553","https://cdn.shopify.com/s/files/1/2323/1093/files/serpentine6.jpg?v=1755306553","https://cdn.shopify.com/s/files/1/2323/1093/files/serpentine15.jpg?v=1755306553","https://cdn.shopify.com/s/files/1/2323/1093/files/serpentine13.jpg?v=1755306553","https://cdn.shopify.com/s/files/1/2323/1093/files/serpentine16.jpg?v=1755306553"],"price":172,"currency":"USD","in_stock":true,"inventory_qty":349965,"dynamic_pricing":false,"listed_at":"2026-06-18T20:45:32.479Z"},"share_url":"https://firestarter.network/l/lst_NrvztsNl","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_NrvztsNl' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy SERPENTINE RING (no stones)' and a budget_max comfortably above $172.00 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."]}}