{"type":"firestarter.listing","listing":{"id":"lst_D2fu_qQa","product_name":"BrilliantK9 Speed Upgrade for Buckle","category":"Training Tools","description":" Send us your BK9 harness with standard buckle and we will upgrade it to speed buckle. \nThis is cost of the repair fee and speed buckle addition per harness.\n \n\n\n MAGNET WARNING - The strong magnetic fields near a neodymium magnet can affect pacemakers, ICDs and other implanted medical devices.  Many of these devices are made with a feature that deactivates it with a magnetic field.  Therefore, care must be taken to avoid inadvertently deactivating such devices\n \n   \n \n \n","images":[],"price":39,"currency":"USD","in_stock":true,"inventory_qty":9999,"dynamic_pricing":false,"listed_at":"2026-06-18T20:46:30.051Z"},"share_url":"https://firestarter.network/l/lst_D2fu_qQa","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_D2fu_qQa' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy BrilliantK9 Speed Upgrade for Buckle' and a budget_max comfortably above $39.00 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."]}}