{"type":"firestarter.listing","listing":{"id":"lst_iWz59Zy0","product_name":"MRX - Power Weight Lifting Belts 4\" Wide For Men & Women Pink","category":"Lifting Belts","description":"\n  \nGenuine leather build: Withstands heavy lifting and twisting so you can train back, core, and legs with confidence for years.\n  \n4\" wide back panel: Delivers targeted support to your lower back to help you build strength and minimize injury during heavy lifts.\n  \nStainless steel slide bar buckle: Lets you adjust the fit quickly and securely to suit any body shape or size.\n  \nBold pink finish: Brings a standout look to your training while delivering serious support for squats, deadlifts, and presses.\n  \nSizes S to XL: Cover a waist range of roughly 28\" to 44\" for a secure, supportive fit.\n  \nUnisex design: Suits both men and women training in the gym or on the platform.\n","images":["https://cdn.shopify.com/s/files/1/0508/3670/1334/files/pink.jpg?v=1780605781","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/2028-pnk-1.jpg?v=1780605781","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/2028-pnk-2.jpg?v=1780605781","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/2026-2028-size_chart_3.jpg?v=1780605781","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/pink_3.jpg?v=1780605781","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/pink_2.jpg?v=1780605781","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/pink_1.jpg?v=1780605781","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/pink_1_274889b9-a778-4d43-b58c-de877fa6cf3d.jpg?v=1780605781"],"price":34.99,"currency":"USD","in_stock":true,"inventory_qty":29997,"dynamic_pricing":false,"listed_at":"2026-06-20T14:56:48.953Z"},"share_url":"https://firestarter.network/l/lst_iWz59Zy0","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_iWz59Zy0' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy MRX - Power Weight Lifting Belts 4\" Wide For Men & Women Pink' and a budget_max comfortably above $34.99 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."]}}