{"type":"firestarter.listing","listing":{"id":"lst_5hTL9SqM","product_name":"XMARK - Viper Power Rack with Storage & Strap Safeties","category":"Power Rack","description":"\n\n3 in × 3 in 11-gauge steel frame: Withstand heavy training and keep squats and bench press stable\n\nSix 90 in uprights: Provide a rigid footprint and expand custom setups for home or commercial training\n\n24, 30, 36, or 42 in crossmembers: Set up ideal rack depth and support training for squats, bench press, and pull-ups\n\nStrap safeties: Ensure safer failure points and keep the bar off you during squats and bench press\n\nPull-up bar: Target back and core and improve bodyweight training with strict pull-ups and timed hangs\n\nStainless steel storage posts: Store plates and keep the rack organized to move quickly between lifts\n","images":["https://cdn.shopify.com/s/files/1/0508/3670/1334/files/5520-2_eb95f8d4-0b4c-4588-bfe0-764f85428e97.jpg?v=1780592059","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/17_7e9dcda9-1b92-40a5-bbe0-268b3cc4b8a6.png?v=1780592060","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/18_0f5cb763-6ba1-4a38-a61d-71b99a71f0b4.png?v=1780592060","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/20_99d009f4-c377-421e-80b1-22c0704d8ca5.png?v=1780592062","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/19_182c7077-480a-4c49-ac07-acfdba597231.png?v=1780592060","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/XM-Website-Power-Rack-Infographics-Full-Storage-And-Strap-Safeties.jpg?v=1780592059"],"price":2329,"currency":"USD","in_stock":true,"inventory_qty":159984,"dynamic_pricing":false,"listed_at":"2026-06-20T14:56:57.326Z"},"share_url":"https://firestarter.network/l/lst_5hTL9SqM","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_5hTL9SqM' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy XMARK - Viper Power Rack with Storage & Strap Safeties' and a budget_max comfortably above $2329.00 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."]}}