{"type":"firestarter.listing","listing":{"id":"lst_7ecuSysH","product_name":"Pro Compression - Marathon Wide-Calf, Navy Blue Lines","category":"Crew Sock","description":"\n\n20–30 mmHg graduated compression: Deliver increased circulation to perform long runs and improve leg recovery.\n\nWide-calf sizing (2XL 20–22 in, 3XL 23–24 in, 4XL 25–26 in): Ensure a secure fit for plus-size calves during training.\n\nKnee-high length: Provide graduated support up the calves to improve circulation and reduce leg fatigue.\n\nAdvanced design: Support calves and legs to improve stability during training and deliver consistent compression.\n\nMoisture-wicking proprietary blend: Keep legs and feet dry to improve comfort on long runs and during training.\n","images":["https://cdn.shopify.com/s/files/1/0508/3670/1334/files/WCNavyBlueLines.jpg?v=1780607211","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/SSP_692.jpg?v=1780607211","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/SSP_688.jpg?v=1780607211","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/WCNavyBlueLines_1.jpg?v=1780607211"],"price":35,"currency":"USD","in_stock":true,"inventory_qty":29997,"dynamic_pricing":false,"listed_at":"2026-06-20T14:57:03.120Z"},"share_url":"https://firestarter.network/l/lst_7ecuSysH","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_7ecuSysH' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Pro Compression - Marathon Wide-Calf, Navy Blue Lines' and a budget_max comfortably above $35.00 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."]}}