{"type":"firestarter.listing","listing":{"id":"lst_1NhPu8Uu","product_name":"Momentous - Complete Sleep Stack","category":"Protein Supplements","description":"\n\nMagnesium L-Threonate (Magtein®): Crosses the blood-brain barrier to support calm brain activity and prepare the mind for sleep.\n\nApigenin (50mg from grapefruit): Binds specific brain receptors to support relaxation and help initiate sleep without grogginess.\n\nMyo-Inositol (900mg): Supports neurotransmitter balance to promote deep, stable sleep with fewer nighttime awakenings.\n\nL-Theanine (200mg): Provides relaxation without sedation to improve sleep quality and next-day mental clarity.\n\nNon-melatonin formula: Supports consistent nightly rest without melatonin-related side effects or dependency concerns.\n","images":["https://cdn.shopify.com/s/files/1/0508/3670/1334/files/Complete-Sleep-Stack_2000x2000_09182025_CC.png?v=1780605334"],"price":188.95,"currency":"USD","in_stock":true,"inventory_qty":9999,"dynamic_pricing":false,"listed_at":"2026-06-20T14:56:56.059Z"},"share_url":"https://firestarter.network/l/lst_1NhPu8Uu","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_1NhPu8Uu' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Momentous - Complete Sleep Stack' and a budget_max comfortably above $188.95 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."]}}