{"type":"firestarter.listing","listing":{"id":"lst_gB0caXdh","product_name":"Essentiel Non-Rx Clear Demo Lens + Blue Light Coating","category":"LensAdvizor","description":"Provides a clear, non-prescription option for those that want the look of an optical frame without the corrective lens. Blue light coating added.","images":["https://cdn.shopify.com/s/files/1/0031/6604/4227/files/DEMO_TN.jpg?v=1761693945","https://cdn.shopify.com/s/files/1/0031/6604/4227/files/essential-lens-photo_6d254317-bcc0-4a0b-93ec-c7bdaf4f92fe.png?v=1760631865"],"price":35,"currency":"USD","in_stock":true,"inventory_qty":9999,"dynamic_pricing":false,"listed_at":"2026-06-18T20:45:40.929Z","product_rating":null,"product_rating_count":0,"seller_rating":null,"seller_rating_count":0,"units_sold":0,"reviews":{"count":0,"top":[]},"videos":[]},"share_url":"https://firestarter.network/l/lst_gB0caXdh","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_gB0caXdh' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Essentiel Non-Rx Clear Demo Lens + Blue Light Coating' and a budget_max comfortably above $35.00 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."]}}