{"type":"firestarter.listing","listing":{"id":"lst_18rJGmmo","product_name":"Tourmalinated Quartz Ring","category":"Rings","description":"This striking ring features a sparkly, rose cut, tourmalinated quartz stone wrapped in warm 22k gold and accented by 2 white diamonds. The black tourmaline crystals seem to scribble throughout the clear quartz, making a fascinating display. Sterling silver back and 4mm hammered band.\nThe setting measures approximately 1/2\" by 3/8\". Matte finish.","images":["https://cdn.shopify.com/s/files/1/1479/9532/files/26-02-17_050.jpg?v=1773771183","https://cdn.shopify.com/s/files/1/1479/9532/files/26-02-16_002.jpg?v=1773771183","https://cdn.shopify.com/s/files/1/1479/9532/files/26-02-17_049.jpg?v=1773771183"],"price":1045,"currency":"USD","in_stock":true,"inventory_qty":149985,"dynamic_pricing":false,"listed_at":"2026-06-18T20:45:26.278Z"},"share_url":"https://firestarter.network/l/lst_18rJGmmo","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_18rJGmmo' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Tourmalinated Quartz Ring' and a budget_max comfortably above $1045.00 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."]}}