{"type":"firestarter.listing","listing":{"id":"lst_OXklF2Py","product_name":"Purist® Hydration Powder","category":null,"description":"Most hydration supplements are loaded with sugar and excess sodium — but light on the minerals and other key electrolytes athletes actually need. That's where Purist® hydration powder takes center stage:\n• Balanced formula of electrolytes and minerals: 510 mg sodium, 250 mg potassium, 70 mg calcium, and 60 mg magnesium\n• 0 grams of sugar and no artificial sweeteners\n• Vegan, gluten-free, and soy-free\n• Chromax® chromium picolinate supports a healthy metabolism ","images":["https://cdn.shopify.com/s/files/1/0574/1215/7598/files/PUR_Hydration_PM_Front.jpg?v=1764968912","https://cdn.shopify.com/s/files/1/0574/1215/7598/files/PUR_Hydration_SL_Front.jpg?v=1764968912","https://cdn.shopify.com/s/files/1/0574/1215/7598/files/purist_hydration_pm_back.png?v=1764968912","https://cdn.shopify.com/s/files/1/0574/1215/7598/files/Hydration__Product_Image_-_03.png?v=1764968912","https://cdn.shopify.com/s/files/1/0574/1215/7598/files/Hydration__Product_Image_-_04.png?v=1764968912","https://cdn.shopify.com/s/files/1/0574/1215/7598/files/Hydration__Product_Image_-_05.png?v=1764968912","https://cdn.shopify.com/s/files/1/0574/1215/7598/files/Hydration__Product_Image_-_06.png?v=1764968912","https://cdn.shopify.com/s/files/1/0574/1215/7598/files/Hydration__Product_Image_-_07.png?v=1764968912","https://cdn.shopify.com/s/files/1/0574/1215/7598/files/Purist_-_AI_-_Hydration7.jpg?v=1764968912"],"price":29.99,"currency":"USD","in_stock":true,"inventory_qty":19998,"dynamic_pricing":false,"listed_at":"2026-06-20T14:57:03.462Z"},"share_url":"https://firestarter.network/l/lst_OXklF2Py","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_OXklF2Py' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Purist® Hydration Powder' and a budget_max comfortably above $29.99 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."]}}