{"type":"firestarter.listing","listing":{"id":"lst_YFHkBKEu","product_name":"Gravgear - Grav Weight Vest 28lb - Pro","category":"Weight Vests","description":"\nWaterproof phone pocket with microfibre lining: Keep your phone dry and scratch-free while you train outdoors.\n\nPatch-ready front panel: Provide personalization while you train and identify gear during events or group runs.\n\nZinc alloy, zero-rust weights: Resist corrosion to support training in rain, sweat, and wet turf across seasons.\n\nRugged buckle and adjustable belt: Ensure a secure fit for runs, burpees, and pull-ups targeting core and legs.\n\nReflective rear strip: Improve visibility in low light to ensure safer night runs and early training on dim roads.\n\nRobust, long-lasting construction: Withstand daily sessions and support added load to build back, core, and legs.","images":["https://cdn.shopify.com/s/files/1/0508/3670/1334/files/grav-weight-vest-pro-12kg_1.jpg?v=1780597989","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/grav-weight-vest-pro-12kg_3-min.jpg?v=1780597989","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/grav-weight-vest-pro-12kg-min.jpg?v=1780597989","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/grav-weight-vest-pro-12kg_2.jpg?v=1780597989","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/grav-weight-vest-pro-12kg_3.jpg?v=1780597989","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/grav-weight-vest-16kg-pro-buckle-min_dd031207-806e-455c-9827-30e680cc2feb.jpg?v=1780597989","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/grav-weight-vest-pro-12kg_4.jpg?v=1780597989"],"price":229.9,"currency":"USD","in_stock":true,"inventory_qty":9999,"dynamic_pricing":false,"listed_at":"2026-06-20T14:57:03.234Z"},"share_url":"https://firestarter.network/l/lst_YFHkBKEu","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_YFHkBKEu' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Gravgear - Grav Weight Vest 28lb - Pro' and a budget_max comfortably above $229.90 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."]}}