{"type":"firestarter.listing","listing":{"id":"lst_KIFoWxtX","product_name":"Mark Bell Sling Shot- War On Carbs Book","category":"Sling Shot","description":"\n\nWar on Carbs paperback guide: Support fat loss and steady energy to perform in the gym and at work.\n\nSimple rules and food lists: Provide clear steps to target fat loss and keep carbs low during daily meals.\n\nMeal prep and travel tips: Ensure you keep nutrition on plan while you train, work, and move all week.\n\nKeto-friendly recipes and swaps: Provide satisfying meals to improve body composition and control hunger.\n\nGuidance for strength athletes: Support hard training by aligning carbs to perform better in lifts and conditioning.\n","images":["https://cdn.shopify.com/s/files/1/0508/3670/1334/files/DSC6794.jpg?v=1780586048","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/WarOnCarbs-02.jpg?v=1780586054","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/20180220_War_On_Carbs_Book-1.jpg?v=1780586049"],"price":22.5,"currency":"USD","in_stock":true,"inventory_qty":9999,"dynamic_pricing":false,"listed_at":"2026-06-20T14:57:04.792Z"},"share_url":"https://firestarter.network/l/lst_KIFoWxtX","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_KIFoWxtX' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Mark Bell Sling Shot- War On Carbs Book' and a budget_max comfortably above $22.50 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."]}}