{"type":"firestarter.listing","listing":{"id":"lst_hbF9lbeP","product_name":"Mark Bell Sling Shot- Strong Knee Sleeves","category":"Knee Sleeves","description":"\nMaximum compression: Provide knee support to perform heavy squats and leg presses with greater rebound.\n\n7 mm thick material: Deliver warmth and stiffness to strengthen legs and improve rebound from the bottom.\n\nPatented single-seam design: Ensure comfort, provide knee relief, and keep irritation low as you train legs.\n\nIPF, USAPL, USPA approved: Ensure you can compete in powerlifting meets and train PR attempts with knee support.\n\nStiff, secure material: Keep sleeves from moving to support knees during heavy sets, squats, and leg presses.\n\nSold as a pair: Provide matched support for both knees to perform heavy training and build stronger legs.","images":["https://cdn.shopify.com/s/files/1/0508/3670/1334/files/ProductShots.jpg?v=1780586058","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/strongsleevesquarter.jpg?v=1780586064","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/sleevesback.jpg?v=1780586058","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/Copyof20190823_STrongKneeSleevesAmazonInUseShotsNsimaInyangCarrieNalaSquatsFrontSquatsstepupslegpressGobletSquatsLungesOverHeadsquatsBeltSquatposed-16.jpg?v=1780586059"],"price":77.5,"currency":"USD","in_stock":true,"inventory_qty":79992,"dynamic_pricing":false,"listed_at":"2026-06-20T14:57:04.786Z"},"share_url":"https://firestarter.network/l/lst_hbF9lbeP","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_hbF9lbeP' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Mark Bell Sling Shot- Strong Knee Sleeves' and a budget_max comfortably above $77.50 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."]}}