{"type":"firestarter.listing","listing":{"id":"lst_KGI7tG-C","product_name":"Serious Steel Fitness - Lever Powerlifting Belt (10mm)","category":"Weight Belt","description":"\n  \n10 mm thickness, 4 in width: Support core and back to build strong squats, deadlifts, and heavy pulls.\n  \nSteel lever closure: Ensure quick, secure adjustments and keep the belt in place for every rep.\n  \nLeather blend with suede: Withstand intense training and deliver consistent support for back and core.\n  \nFor weightlifters and powerlifters: Improve stability and perform demanding workouts with squat and deadlift focus.\n  \nFull warranty on defects: Ensure product reliability and provide confidence through covered manufacturer issues.\n","images":["https://cdn.shopify.com/s/files/1/0508/3670/1334/files/SSF-Lever-Belt_Main-Image-Front-Only_On-White_April-2025_1.png?v=1780586292","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/SSF-Lever-Belt_Main-Image-Back-Only_On-White_April-2025_1.png?v=1780586287","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/SSF-Lever-Belt_Corey-Belt-Back-View_April-2025_1.png?v=1780586296","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/SSF-Lever-Belt_Corey-Getting-Ready_April-2025_1.png?v=1780586297","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/SSF-Lever-Belts_Measuring-Placement_April-2025_1.png?v=1780586296","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/SSF-Lever-Belts_Lever-Belt-Size-Guide_April-2025_1.png?v=1780586297"],"price":89.9,"currency":"USD","in_stock":true,"inventory_qty":49995,"dynamic_pricing":false,"listed_at":"2026-06-20T14:57:04.487Z"},"share_url":"https://firestarter.network/l/lst_KGI7tG-C","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_KGI7tG-C' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Serious Steel Fitness - Lever Powerlifting Belt (10mm)' and a budget_max comfortably above $89.90 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."]}}