{"type":"firestarter.listing","listing":{"id":"lst_Cww3rXOt","product_name":"Tourmalinated Quartz Earrings","category":"Earrings","description":"Clear quartz crystal and needles of black tourmaline have grown together in these fascinating stones. Stones are set in sterling silver and accented with a dangling, 22k gold disk. Simple yet intriguing.  Everyday earrings and a lovely addition to your jewelry collection.\nEarrings hang approximately 1 3/4 inches. Matte finish.","images":["https://cdn.shopify.com/s/files/1/1479/9532/files/25-05-18_019_1200.jpg?v=1754592430","https://cdn.shopify.com/s/files/1/1479/9532/files/25-05-09_005.jpg?v=1754592430"],"price":760,"currency":"USD","in_stock":true,"inventory_qty":9999,"dynamic_pricing":false,"listed_at":"2026-06-18T20:45:26.464Z"},"share_url":"https://firestarter.network/l/lst_Cww3rXOt","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_Cww3rXOt' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Tourmalinated Quartz Earrings' and a budget_max comfortably above $760.00 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."]}}