{"type":"firestarter.listing","listing":{"id":"lst_fBBvlhBl","product_name":"Szn Supplements - Pro-SZN Chocolate Whey Protein","category":"Whey Protein","description":"\n\nWhey protein isolate — 18g protein per scoop at 90 calories: Cold-processed whey isolate for rapid absorption post-workout. Isolate form provides high protein density with minimal fat (1g) and low carbohydrates per serving.\n\nRich in BCAAs and leucine for muscle protein synthesis: Whey isolate is naturally high in leucine — the key amino acid for triggering muscle protein synthesis. Essential for recovery and lean muscle retention after training.\n\nRich chocolate flavor — mixes in 6–8oz water or milk: Clean chocolate taste without artificial aftertaste. Mix with water for minimal calories, or dairy/almond milk for added richness.\n\nGluten-free, no fillers, simple clean formula: Low calorie, low fat, easy-digesting isolate. Contains milk (whey source). 25 servings per container.\n","images":["https://cdn.shopify.com/s/files/1/0508/3670/1334/files/thomas.813_8f455f6a-4944-41a6-ac23-fbc80a611723.jpg?v=1780595218","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/thomas.811.jpg?v=1780595218","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/ChocolateWheyDeck.jpg?v=1780595218"],"price":41.99,"currency":"USD","in_stock":true,"inventory_qty":29997,"dynamic_pricing":false,"listed_at":"2026-06-20T14:56:53.510Z"},"share_url":"https://firestarter.network/l/lst_fBBvlhBl","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_fBBvlhBl' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Szn Supplements - Pro-SZN Chocolate Whey Protein' and a budget_max comfortably above $41.99 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."]}}