{"type":"firestarter.listing","listing":{"id":"lst_oi8SQkGA","product_name":"Gravgear - Grav Weight Vest 28lb - Reflective Grey","category":"Weight Vests","description":"\n\nReflective design: Ensure visibility during night runs and early sessions while you train safely outside at dawn and dusk.\n\nAdjustable weight blocks (1 kg increments): Target legs, core, back as you train progressions in runs, HIIT, and calisthenics like squats, lunges, and pull-ups.\n\nOpen-sided design: Support a secure fit across body shapes and improve airflow to keep you cool during runs or circuits.\n\nSecond-skin design: Provide natural movement so you perform squats, push-ups, and sprints while you keep form and control.\n\nConsistent resistance: Deliver steady load to strengthen legs, core, back as you train runs, jumps, and bodyweight sets.\n","images":["https://cdn.shopify.com/s/files/1/0508/3670/1334/files/wv-12-rfg-min.jpg?v=1780597982","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/wv-12-rfg-3-min.jpg?v=1780597982","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/wv-12-rfg-1-min.jpg?v=1780597983","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/wv-12-rfg-11-min.jpg?v=1780597982","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/wv-12-rfg-13-min.jpg?v=1780597982","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/wv-12-rfg-4-min.jpg?v=1780597982","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/wv-12-rfg-5-min.jpg?v=1780597982","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/wv-12-rfg-6-min.jpg?v=1780597982","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/wv-12-rfg-12-min.jpg?v=1780597982"],"price":196.74,"currency":"USD","in_stock":true,"inventory_qty":9999,"dynamic_pricing":false,"listed_at":"2026-06-20T14:57:03.217Z"},"share_url":"https://firestarter.network/l/lst_oi8SQkGA","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_oi8SQkGA' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Gravgear - Grav Weight Vest 28lb - Reflective Grey' and a budget_max comfortably above $196.74 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."]}}