{"type":"firestarter.listing","listing":{"id":"lst_kdlhY9fK","product_name":"Living.Fit - Weighted Vest","category":"Adjustable Weight Vest","description":"\n\nLifetime warranty: provide lasting support so you can train hard session after session with durable materials that withstand use.\n\nEven weight distribution: keep balance and posture during runs and walks to improve cardio while the load stays evenly distributed.\n\nStays stable: ensure the vest does not slide during bodyweight exercises, running, and walking so you can perform strong sets.\n\nSoft neoprene: provide comfort during grueling workouts so you can perform cardio and strength sessions with less distraction.\n\nIron shot filling: withstand rigorous training and reduce leakage to provide long-lasting performance workout after workout.\n\n12 lb and 20 lb options: expand training intensity for cardio and strength to build endurance and power during running and walking.\n","images":["https://cdn.shopify.com/s/files/1/0508/3670/1334/files/VestHeavy-01-min.png?v=1780573323"],"price":49.99,"currency":"USD","in_stock":true,"inventory_qty":19998,"dynamic_pricing":false,"listed_at":"2026-06-20T14:57:04.991Z"},"share_url":"https://firestarter.network/l/lst_kdlhY9fK","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_kdlhY9fK' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Living.Fit - Weighted Vest' and a budget_max comfortably above $49.99 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."]}}