{"type":"firestarter.listing","listing":{"id":"lst_eTYbW8wt","product_name":"ZnO Block","category":null,"description":"Shield and Prime Your Skin with ZnO Block: Makeup Primer with sun protection properties. \nElevate your skincare routine with this powerful primer that offers more than just a flawless base. ZnO Block acts as a protective barrier against harmful UV rays while preparing your skin for makeup, ensuring a smooth, even canvas.\nFormulated with zinc oxide, the gold standard for sun protection, this primer effectively reflects and absorbs UVA and UVB rays. Packed with lipophilic Vitamin C and Vitamin E, it works to heal, calm, and soothe your skin, making it ideal for post-procedure care and everyday use.\nNote: While zinc oxide is known to block all UV rays, ZnO Block is manufactured as a cosmetic product only and is not SPF-rated. \n ","images":["https://cdn.shopify.com/s/files/1/1261/4905/files/Photo_Pro_ZnO_Block_50ML_SS.jpg?v=1750101081","https://cdn.shopify.com/s/files/1/1261/4905/files/Photo_Pro_ZnO_Block_50ML_BS.jpg?v=1750101081"],"price":54,"currency":"USD","in_stock":true,"inventory_qty":9999,"dynamic_pricing":false,"listed_at":"2026-06-18T20:44:55.272Z"},"share_url":"https://firestarter.network/l/lst_eTYbW8wt","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_eTYbW8wt' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy ZnO Block' and a budget_max comfortably above $54.00 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."]}}