{"type":"firestarter.listing","listing":{"id":"lst_Ctv-vrrv","product_name":"Purist® Grass-Fed Whey Protein Powder","category":null,"description":"Fuel Your Life. Simplify Your Nutrition.\n Early mornings. Long days. Big goals. Fuel them all with a whey protein powder that's built for non-stop life. Designed for those who live in motion, our clean, grass-fed whey protein isolate delivers 25 grams of fast-absorbing protein, making it a top choice for muscle recovery and long-term wellness.\n• 25g of grass-fed whey protein per serving\n• Zero artificial ingredients\n• Made with minimal real-food ingredients\n• Easy to digest and athlete tested for optimal performance\n• Gluten-free, soy-free, and no added sugar","images":["https://cdn.shopify.com/s/files/1/0574/1215/7598/files/PUR_WheyProtein_VB_Front.jpg?v=1764973462","https://cdn.shopify.com/s/files/1/0574/1215/7598/files/PUR_WheyProtein_MC_Front.jpg?v=1764973462","https://cdn.shopify.com/s/files/1/0574/1215/7598/files/Purist_2lb_whey_MC_back.png?v=1764973462","https://cdn.shopify.com/s/files/1/0574/1215/7598/files/Purist_2lb_whey_VB_back.png?v=1764973462","https://cdn.shopify.com/s/files/1/0574/1215/7598/files/Whey-Protien__Product_Image_-_04.png?v=1764973462","https://cdn.shopify.com/s/files/1/0574/1215/7598/files/Whey-Protien__Product_Image_-_05.png?v=1764973462","https://cdn.shopify.com/s/files/1/0574/1215/7598/files/Whey-Protien__Product_Image_-_06.png?v=1764973462","https://cdn.shopify.com/s/files/1/0574/1215/7598/files/Whey-Protien__Product_Image_-_07.png?v=1764973462","https://cdn.shopify.com/s/files/1/0574/1215/7598/files/Purist_-_Whey_Protein3.jpg?v=1764973462","https://cdn.shopify.com/s/files/1/0574/1215/7598/files/Purist_-_Whey_Protein4.jpg?v=1764973462","https://cdn.shopify.com/s/files/1/0574/1215/7598/files/Purist_-_Single_Serve_-_Chocolate_-_thumbnail.jpg?v=1775685242","https://cdn.shopify.com/s/files/1/0574/1215/7598/files/Purist_-_Single_Serve_-_vanilla_-_thumbnail.jpg?v=1775685295"],"price":54.99,"currency":"USD","in_stock":true,"inventory_qty":39996,"dynamic_pricing":false,"listed_at":"2026-06-20T14:57:03.454Z"},"share_url":"https://firestarter.network/l/lst_Ctv-vrrv","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_Ctv-vrrv' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Purist® Grass-Fed Whey Protein Powder' and a budget_max comfortably above $54.99 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."]}}