{"type":"firestarter.listing","listing":{"id":"lst_BFjVyyqU","product_name":"Fairy Castle Cactus","category":"Succulent","description":"\n\nBotanical Name: Acanthocereus Tetragonus\n\n\nCommon Names: Fairy Castle Cactus\n\n\nDescription: The cactus plant also originates in popular regions of Mexico, the Caribbean, Central America, and northern South America. The spiky plant shares resemblance with the turrets of a castle due to its curvy, columnar shape. This is the reason why it is popularly known as a fairy castle cactus.\n\n","images":["https://cdn.shopify.com/s/files/1/2528/3612/files/bd904b71-0c69-5618-a14d-11f11f57b473.jpg?v=1750091834","https://cdn.shopify.com/s/files/1/2528/3612/files/0c3c5493-3a53-5dc1-bbbf-b846e0a8fed0.jpg?v=1750091834","https://cdn.shopify.com/s/files/1/2528/3612/files/991541ab-54e7-5baa-ba5b-3b45e8fddd7d.jpg?v=1750091834","https://cdn.shopify.com/s/files/1/2528/3612/files/6_SUCC_CACTUS_FAIRY.CASTLE_TEMP_5.16.24.jpg?v=1750091834","https://cdn.shopify.com/s/files/1/2528/3612/files/8_SUCC_CACTUS_FAIRY.CASTLE_TEMP_5.16.24.jpg?v=1750091834"],"price":15.99,"currency":"USD","in_stock":true,"inventory_qty":19998,"dynamic_pricing":false,"listed_at":"2026-06-20T16:26:27.505Z"},"share_url":"https://firestarter.network/l/lst_BFjVyyqU","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 ","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_BFjVyyqU' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Fairy Castle Cactus' and a budget_max comfortably above $15.99 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."]}}