{"type":"firestarter.listing","listing":{"id":"lst_i2Oe1GD7","product_name":"Body Helix - Full Calf Helix","category":"Elbow Brace","description":"\nUniform 20–30 mmHg compression: Support calves and shins to limit oscillation, delay fatigue, and perform longer during re-injury prevention.\n\nSkin-locking, strap-free design: Keep the sleeve in place during hard sets to provide steady calf support.\n\n3 mm closed-cell core, latex free: Resist odor and bacteria and keep calves warm to improve post-exercise recovery.\n\nHigh-stretch fabric, flatlock seam: Provide uniform calf compression and improve comfort during long training sessions.\n\nIdeal for strains and tendinitis: Provide support for calf strains, shin splints, and Achilles tendinitis during training.\n\nIn-between size guidance: Ensure proper fit; leaner athletes choose smaller, others choose larger for calf support.","images":["https://cdn.shopify.com/s/files/1/0508/3670/1334/files/Full-Calf-Helix-Black-1.jpg?v=1780586038","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/SizingChartFullCalfHelix.png?v=1780586042","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/Full-Calf-Helix-Blue.jpg?v=1780586038","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/julija-full-calf.webp?v=1780586042","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/X1CarbonHanginginsomeone_shand.jpg?v=1780586042"],"price":57,"currency":"USD","in_stock":true,"inventory_qty":59994,"dynamic_pricing":false,"listed_at":"2026-06-20T14:57:04.856Z"},"share_url":"https://firestarter.network/l/lst_i2Oe1GD7","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_i2Oe1GD7' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Body Helix - Full Calf Helix' and a budget_max comfortably above $57.00 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."]}}