{"type":"firestarter.listing","listing":{"id":"lst_gVtorJG5","product_name":"PowerBlock - Knurled Grip Pro 100 EXP Stage 1","category":"Adjustable Dumbbells","description":"\n\nKnurled steel grip: Ensure secure, non-slip handling for enhanced control, allowing you to strengthen your arms and back.\n\nAdjustable weights with magnetic selector pin: Allow quick 2.5 lb increments to perform diverse exercises and strengthen your entire body.\n\nCompact unit replacing 10 pairs of dumbbells: Optimize your home gym space and budget, allowing you to expand your training options.\n\nDurable construction with high-quality materials: Withstand intense and demanding workouts, ensuring long-lasting performance for years.\n","images":["https://cdn.shopify.com/s/files/1/0508/3670/1334/files/pro100knurledstage1_504-00183-03_main_8cf6e32a-7f31-4aac-ba95-ff8252497147.jpg?v=1780589669"],"price":539,"currency":"USD","in_stock":true,"inventory_qty":9999,"dynamic_pricing":false,"listed_at":"2026-06-20T14:57:03.720Z"},"share_url":"https://firestarter.network/l/lst_gVtorJG5","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_gVtorJG5' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy PowerBlock - Knurled Grip Pro 100 EXP Stage 1' and a budget_max comfortably above $539.00 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."]}}