{"type":"firestarter.listing","listing":{"id":"lst_J3zMgj_g","product_name":"Pure Choice Farms - Whey Protein Isolate Frosted Marshmallow","category":"Whey Protein","description":"\n\nUnique marshmallow flavor: Pure Choice Farms' most unique Designer Line flavor — enjoyed on its own and blended with other flavors.\n\n28g cold-filtered WPI per serving: Same high-quality formula as all PCF products, processed at 80-90°F to minimize lactose.\n\nNo fillers or proprietary blends: Soy-free, clean ingredient panel without artificial additives or hidden ingredients.\n\nFamily farm sourced: All whey sourced from USA family farms with food-grade quality and no banned substances.\n\nMoney back guarantee: Every bag backed by a farmers' satisfaction guarantee.\n","images":["https://cdn.shopify.com/s/files/1/0508/3670/1334/files/whey-protein-isolate-frosted-marshmallow-6081746.png?v=1780691786","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/whey-protein-isolate-frosted-marshmallow-5887478.jpg?v=1780691785","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/whey-protein-isolate-frosted-marshmallow-1024499.jpg?v=1780691785","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/whey-protein-isolate-frosted-marshmallow-7321202.jpg?v=1780691785","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/whey-protein-isolate-frosted-marshmallow-5161721.jpg?v=1780691785","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/whey-protein-isolate-frosted-marshmallow-1283137.png?v=1780691785"],"price":58,"currency":"USD","in_stock":true,"inventory_qty":59994,"dynamic_pricing":false,"listed_at":"2026-06-20T14:56:55.822Z"},"share_url":"https://firestarter.network/l/lst_J3zMgj_g","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_J3zMgj_g' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Pure Choice Farms - Whey Protein Isolate Frosted Marshmallow' and a budget_max comfortably above $58.00 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."]}}