{"type":"firestarter.listing","listing":{"id":"lst_UsZZYL9q","product_name":"XMARK - Olympic Barbell Collars, Quick Release & Aluminum","category":"Collar","description":"\n2 inch Olympic collars: Keep 2 inch plates secure on Olympic bars to support squats, deadlifts, and presses.\n\nQuick-release lock: Change plates in a few seconds to keep rest times short and training intensity high.\n\nEasy to lock: Set up solid bar security fast to perform supersets and drop sets while you train legs and back.\n\nAluminum construction: Withstand daily gym use and keep plates in place to provide safe reps on chest and shoulder work.\n\nSold as 1 pair: Set up both bar sides to ensure even loading and deliver consistent performance across every set.","images":["https://cdn.shopify.com/s/files/1/0508/3670/1334/files/3714-RED-1.jpg?v=1780592098","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/3714-RED-3.jpg?v=1780592100"],"price":32,"currency":"USD","in_stock":true,"inventory_qty":9999,"dynamic_pricing":false,"listed_at":"2026-06-20T14:56:57.316Z"},"share_url":"https://firestarter.network/l/lst_UsZZYL9q","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_UsZZYL9q' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy XMARK - Olympic Barbell Collars, Quick Release & Aluminum' and a budget_max comfortably above $32.00 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."]}}