{"type":"firestarter.listing","listing":{"id":"lst_pJUJijul","product_name":"Maison Berthe Guilhem Organic Solid Shampoo","category":"Shampoo & Conditioners","description":"Friends from abroad have been telling us about solid shampoos for years... about the wonders and responsibility (with longer use with less packaging) and we finally understand! A gentle solid shampoo crafted with organic Alpine goat's milk and coconut-derived  cleansers and nourishing botanical ingredients, including castor oil, jojoba oil, rosemary essential oil, and mineral clay. Suitable for everyday use, it comes in a practical metal tin for easy travel and storage.\nMade in the French Alps from a small family business since the 1950's, focusing on organic and natural ingredients.","images":["https://cdn.shopify.com/s/files/1/0720/5824/1345/files/MaisonBertheGuilhem_OrganicSolidShampoo_3760189193289_7186.jpg?v=1781725334"],"price":25,"currency":"USD","in_stock":true,"inventory_qty":9999,"dynamic_pricing":false,"listed_at":"2026-06-20T16:26:18.961Z"},"share_url":"https://firestarter.network/l/lst_pJUJijul","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_pJUJijul' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Maison Berthe Guilhem Organic Solid Shampoo' and a budget_max comfortably above $25.00 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."]}}