{"type":"firestarter.listing","listing":{"id":"lst_2jWIyA_N","product_name":"Kaneshin Japanese Fine Whetstone Set","category":"Tool Sharpeners","description":"This Japanese Fine Whetstone Set is designed for maintaining sharp, precise edges on bonsai tools and gardening blades. Fine and medium grit whetstones are used after initial coarse sharpening to refine the edge, smooth out scratches, and create a razor-sharp finish ideal for clean, efficient cutting.\nThis set is suitable for everyday maintenance and will meet the sharpening needs of most bonsai professionals and enthusiasts. Regular use of fine whetstones helps extend the life of your tools and ensures clean cuts that reduce plant damage and improve healing time.","images":["https://cdn.shopify.com/s/files/1/0720/5824/1345/files/Fine-Whetstone-Set.jpg?v=1751744271","https://cdn.shopify.com/s/files/1/0720/5824/1345/files/Fine-Whetstone-Set-2.jpg?v=1751754136"],"price":88,"currency":"USD","in_stock":true,"inventory_qty":9999,"dynamic_pricing":false,"listed_at":"2026-06-20T16:26:21.350Z"},"share_url":"https://firestarter.network/l/lst_2jWIyA_N","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_2jWIyA_N' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Kaneshin Japanese Fine Whetstone Set' and a budget_max comfortably above $88.00 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."]}}