{"type":"firestarter.listing","listing":{"id":"lst_D8AjNxD9","product_name":"VIBERG NAVVY CUT SHOE - NERO KANGAROO","category":"Footwear","description":"\n\n Nero Kangaroo - Bonaudo S.p.a. (Italy)\n\nCantilever Last\nLeather Sole\n\nDr. Sole #1280 Steady-Foot Heel\n270º Black Flat Welt\nBlack Midsole Stain\nFull Vegetable Tan Lined Upper\nPartially Structured Toe\n6 Blind Eyelets\nBlack Flat Waxed Laces, Navy Cotton Laces, Olive Cotton Laces\nViberg Branded Dust Bags\nMade in Canada\n\n\nSizing\nSizes listed in Viberg stamped size.  The Viberg Cantilever last runs slimmer than other Viberg lasts. If you have a low volume foot, plan to wear a thin (dress) sock, and/or prefer a snug fit, we recommend your usual Viberg size. If you plan to wear medium/thick socks, and/or prefer a more relaxed fit, we recommend 0.5 size bigger than your usual Viberg size.\nFor those unfamiliar with Viberg sizing:\nFor narrow/low volume feet or those who prefer a snug fit, we recommend 1 size smaller than your brannock size, 1 size smaller than your most common sneaker size, 0.5 smaller than your Red Wing Iron Ranger size, or 0.5 smaller than your Alden Barrie last size.\nFor wide feet or those who prefer a relaxed fit, we recommend 0.5 size smaller than your brannock size, 0.5 size smaller than your most common sneaker size, the same size as your Red Wing Iron Ranger size, or the same size as your Alden Barrie last size.","images":["https://cdn.shopify.com/s/files/1/0482/8569/files/FreenoteProduct20260818.jpg?v=1778021894","https://cdn.shopify.com/s/files/1/0482/8569/files/FreenoteProduct20260819.jpg?v=1778021894","https://cdn.shopify.com/s/files/1/0482/8569/files/FreenoteProduct20260820.jpg?v=1778021894","https://cdn.shopify.com/s/files/1/0482/8569/files/FreenoteProduct20260821.jpg?v=1778021894","https://cdn.shopify.com/s/files/1/0482/8569/files/FreenoteProduct20260823.jpg?v=1778021894","https://cdn.shopify.com/s/files/1/0482/8569/files/FreenoteProduct20260824.jpg?v=1778021894","https://cdn.shopify.com/s/files/1/0482/8569/files/FreenoteProduct20260825.jpg?v=1778021894","https://cdn.shopify.com/s/files/1/0482/8569/files/FreenoteProduct20260829.jpg?v=1778021894","https://cdn.shopify.com/s/files/1/0482/8569/files/FreenoteProduct20260830.jpg?v=1778021894","https://cdn.shopify.com/s/files/1/0482/8569/files/FreenoteProduct20260831.jpg?v=1778021894","https://cdn.shopify.com/s/files/1/0482/8569/files/FreenoteProduct20260847ss24.jpg?v=1778025722"],"price":1155,"currency":"USD","in_stock":true,"inventory_qty":59994,"dynamic_pricing":false,"listed_at":"2026-06-18T20:30:12.017Z"},"share_url":"https://firestarter.network/l/lst_D8AjNxD9","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_D8AjNxD9' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy VIBERG NAVVY CUT SHOE - NERO KANGAROO' and a budget_max comfortably above $1155.00 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."]}}