{"type":"firestarter.listing","listing":{"id":"lst_PMQX5IJn","product_name":"Tourmalinated Quartz Hexagon Ring","category":"Rings","description":"This striking ring features a stunning, rose cut, tourmalinated quartz stone wrapped in warm 22k gold. The black tourmaline crystals seem to scribble throughout the clear quartz, making a fascinating display.\nThe setting measures approximately 5/8 inch x 5/8 inch. Sterling silver back and 4mm hammered band. Matte finish.","images":["https://cdn.shopify.com/s/files/1/1479/9532/files/25-03-05_039_1200.jpg?v=1754592512","https://cdn.shopify.com/s/files/1/1479/9532/files/25-03-05_033.jpg?v=1759775648","https://cdn.shopify.com/s/files/1/1479/9532/files/25-03-05_038_1200.jpg?v=1759775648"],"price":1145,"currency":"USD","in_stock":true,"inventory_qty":149985,"dynamic_pricing":false,"listed_at":"2026-06-18T20:45:26.566Z"},"share_url":"https://firestarter.network/l/lst_PMQX5IJn","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_PMQX5IJn' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Tourmalinated Quartz Hexagon Ring' and a budget_max comfortably above $1145.00 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."]}}