{"type":"firestarter.listing","listing":{"id":"lst_e-vjGo3K","product_name":"PowerBlock - Sport 24 Adjustable Dumbbell","category":"Dumbbells","description":"\n\n3–24 lb range: Replace 8 pairs to train chest, back, arms, and legs while you keep your home gym clutter-free.\n\n3 lb increments: Provide precise jumps to build strength during rehab or high-rep sets targeting shoulders and arms.\n\nCompact 10 in x 5.5 in: Keep space open and perform moves that target back, chest, and arms with control and mobility.\n\nMagnetic selector pin: Ensure fast weight changes so you can train circuits and supersets and move the entire set together.\n\nContoured TPR grip: Provide a secure hold to perform presses and rows and target forearms, arms, chest, and back.\n\nGray powder coat: Resist wear to withstand daily training and keep your dumbbells protected while you store and move them.\n","images":["https://cdn.shopify.com/s/files/1/0508/3670/1334/files/Sport-24-Lt-Grey-001_98dc30bd-bc98-4344-a5dc-9b0dd292dabe.jpg?v=1780589666","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/sport-24-teal.jpg?v=1780589666","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/sport-24-lavender.jpg?v=1780589665"],"price":219,"currency":"USD","in_stock":true,"inventory_qty":29997,"dynamic_pricing":false,"listed_at":"2026-06-20T14:57:03.701Z"},"share_url":"https://firestarter.network/l/lst_e-vjGo3K","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_e-vjGo3K' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy PowerBlock - Sport 24 Adjustable Dumbbell' and a budget_max comfortably above $219.00 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."]}}