{"type":"firestarter.listing","listing":{"id":"lst_xgb-KUUC","product_name":"XMARK - Viper Attachment Package 1","category":"Landmine Attachment","description":"\n\nLandmine attachment: Train core and shoulders with presses and rotations that build stability and power.\n\nT bar row attachment: Target back and lats with rows that build pulling strength and improve daily posture.\n\nOlympic barbell holder: Store your Olympic bar to keep floors clear and your rack organized between sets.\n\nViper rack attachment package: Expand training options and provide on-rack storage for your Olympic bar.\n\nNot compatible with the XMARK Squat Rack: Ensure proper fit with your rack before you set up the attachments.\n","images":["https://cdn.shopify.com/s/files/1/0508/3670/1334/files/l-tbar-bh-rack-attach.jpg?v=1780592050","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/TBARROW..jpg?v=1780592050","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/LANDMINE...jpg?v=1780592050","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/RA-5105..jpg?v=1780592050","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/176A3052.jpg?v=1780592053","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/176A3063.jpg?v=1780592051"],"price":149,"currency":"USD","in_stock":true,"inventory_qty":9999,"dynamic_pricing":false,"listed_at":"2026-06-20T14:56:57.395Z"},"share_url":"https://firestarter.network/l/lst_xgb-KUUC","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_xgb-KUUC' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy XMARK - Viper Attachment Package 1' and a budget_max comfortably above $149.00 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."]}}