{"type":"firestarter.listing","listing":{"id":"lst_qekuhN8l","product_name":"myBrainCo. - In NAC Powder","category":"Vitamins & Supplements","description":"\n\nSingle-ingredient purity: Third-party lab-tested with no added flavours, colours, sweeteners, or fillers — nothing but pharmaceutical-grade NAC.\n\nGlutathione precursor: Supports liver, brain, and respiratory health by supplying the body’s master antioxidant with its key building block.\n\n250 servings per container: A full 250g tub provides 250 precise 1g doses, making it a practical and economical daily supplement.\n\nVegan and allergen-free: Free from gluten, dairy, lactose, peanut, soy, and egg — suitable for a wide range of dietary needs.\n\nThird-party lab tested: Manufactured in a cGMP-certified facility and tested at an independent third-party laboratory.\n","images":["https://cdn.shopify.com/s/files/1/0508/3670/1334/files/NAC01-1-US_Product__TIN__2048pxl__D0E7FB.jpg?v=1780595088","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/NAC01-1-US_Product_Claims__TIN__2048pxl__D0E7FB.jpg?v=1780595089","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/MBC_NAC01-1-US__USA__SuppFacts_1812x1752pxl__D0E7FB.png?v=1780595089"],"price":29.95,"currency":"USD","in_stock":true,"inventory_qty":9999,"dynamic_pricing":false,"listed_at":"2026-06-20T14:57:03.283Z"},"share_url":"https://firestarter.network/l/lst_qekuhN8l","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_qekuhN8l' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy myBrainCo. - In NAC Powder' and a budget_max comfortably above $29.95 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."]}}