{"type":"firestarter.listing","listing":{"id":"lst_vz9QbbkP","product_name":"Performance Long Sleeve Shirt - Steel","category":"T-Shirts & Tops","description":"  \n This Men's Performance Long Sleeve Shirt is designed to keep you comfortable no matter how hard you train. It features moisture-wicking fabric to draw sweat away from the skin and quick-drying material to ensure you always feel dry. Ultra-soft and lightweight, this shirt is perfect for outdoor workouts or any indoor training session.     ","images":["https://cdn.shopify.com/s/files/1/0752/5585/files/SteelLSFront-min.jpg?v=1726001598","https://cdn.shopify.com/s/files/1/0752/5585/files/SteelLSBack-min.jpg?v=1726001624","https://cdn.shopify.com/s/files/1/0752/5585/files/steel-LS-skull-close-up-min.jpg?v=1725472474","https://cdn.shopify.com/s/files/1/0752/5585/files/Steel-LS-detail-min.jpg?v=1725472474","https://cdn.shopify.com/s/files/1/0752/5585/files/steel-LS-close-up-min.jpg?v=1725472498","https://cdn.shopify.com/s/files/1/0752/5585/products/performance-shirt-steel-front.jpg?v=1725472508","https://cdn.shopify.com/s/files/1/0752/5585/products/performance-shirt-steel-detail.jpg?v=1725472508","https://cdn.shopify.com/s/files/1/0752/5585/products/performance-shirt-steel-back.jpg?v=1725472508","https://cdn.shopify.com/s/files/1/0752/5585/files/performance-long-sleeve-size-guide-steel.jpg?v=1732122864"],"price":58,"currency":"USD","in_stock":true,"inventory_qty":49995,"dynamic_pricing":false,"listed_at":"2026-06-20T14:56:04.007Z"},"share_url":"https://firestarter.network/l/lst_vz9QbbkP","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_vz9QbbkP' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Performance Long Sleeve Shirt - Steel' and a budget_max comfortably above $58.00 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."]}}