{"type":"firestarter.listing","listing":{"id":"lst_vekNdNk0","product_name":"Mark Bell Sling Shot- Super Heavy Duty Lifting Straps","category":"Lifting Straps & Wraps","description":"\n\nExtra-long, stiff design: Keep grip secure to train back on deadlifts, rows, and pull-ups, and improve movement focus.\n\nLevel 3 strength material: Withstand the heaviest weights and provide a sturdier bar connection for heavy pulls.\n\nVery stiff construction: May require breaking in, yet delivers stable wraps to strengthen back during overloading.\n\n2 in wide and 25 in long: Provide ample wrap surface to improve bar contact and keep heavy pulls secure.\n\nPolyester, black with red stripes: Resist gym wear and provide durable support for off-season and accessory training.\n\nOne size, sold as a pair: Set up and train back across sessions with matched straps ready for every workout.\n","images":["https://cdn.shopify.com/s/files/1/0508/3670/1334/files/superheavydutyliftingstraps-website.jpg?v=1780586050","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/untitled-3.jpg?v=1780586055","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/untitled-20.jpg?v=1780586056"],"price":15.5,"currency":"USD","in_stock":true,"inventory_qty":9999,"dynamic_pricing":false,"listed_at":"2026-06-20T14:57:04.780Z"},"share_url":"https://firestarter.network/l/lst_vekNdNk0","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_vekNdNk0' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Mark Bell Sling Shot- Super Heavy Duty Lifting Straps' and a budget_max comfortably above $15.50 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."]}}