{"type":"firestarter.listing","listing":{"id":"lst_fK2uCFrB","product_name":"Mystery Stacking Ring | Recycled 14k Gold","category":"Rings","description":"Everybody loves a little mystery. With our mystery stacking rings, you never know what you'll get! No two rings are alike and each is handmade with love. Check out these images for examples of mystery stacking ring styles. You may receive one that looks similar to a ring that is pictured or something completely different. That's the beauty of a mystery!\nIn an effort to maintain fair pricing, midis (sizes 1-4) and stackers (sizes 5-14) are priced in tiers.","images":["https://cdn.shopify.com/s/files/1/0245/6344/9908/files/IMG_8989_jpg_3.jpg?v=1728939286","https://cdn.shopify.com/s/files/1/0245/6344/9908/products/DSC0237-3.jpg?v=1617740451","https://cdn.shopify.com/s/files/1/0245/6344/9908/products/lackadazee-387.jpg?v=1728939027"],"price":95,"currency":"USD","in_stock":true,"inventory_qty":529947,"dynamic_pricing":false,"listed_at":"2026-06-18T20:45:36.270Z"},"share_url":"https://firestarter.network/l/lst_fK2uCFrB","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_fK2uCFrB' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Mystery Stacking Ring | Recycled 14k Gold' and a budget_max comfortably above $95.00 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."]}}