{"type":"firestarter.listing","listing":{"id":"lst_TDM3an6R","product_name":"Simple Elegance Amethyst Ring","category":"Rings","description":"A vibrant, purple amethyst is wrapped in warm 22k gold for a lovely color contrast. \nStone measures approximately 3/8 inch. 2mm sterling silver hammered band. Matte finish.\n","images":["https://cdn.shopify.com/s/files/1/1479/9532/files/25-07-01_018_1200.jpg?v=1754593012","https://cdn.shopify.com/s/files/1/1479/9532/files/25-06-19_011.jpg?v=1771264998","https://cdn.shopify.com/s/files/1/1479/9532/files/25-07-01_019_1200.jpg?v=1771264998"],"price":465,"currency":"USD","in_stock":true,"inventory_qty":149985,"dynamic_pricing":false,"listed_at":"2026-06-18T20:45:27.271Z"},"share_url":"https://firestarter.network/l/lst_TDM3an6R","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_TDM3an6R' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Simple Elegance Amethyst Ring' and a budget_max comfortably above $465.00 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."]}}