{"type":"firestarter.listing","listing":{"id":"lst_0e7S8FVx","product_name":"Mark Bell Sling Shot- Shake Strap Adapter","category":"Tricep Shake Strap","description":"\n\n2 in double-ply Sling Shot material: Deliver stretch to improve range of motion and strengthen core stability.\n\nTotal length 10.5 in with carabiner: Provide compatibility with most cable attachments to expand exercise options.\n\nTop D-ring connection: Set up on a cable machine and improve control to strengthen core during pulls and presses.\n\nPatent-pending Sling Shot design: Deliver a banded effect to improve depth and muscle contraction with less weight.\n\nInspect Sling Shot material before use: Ensure safety and performance, especially when you train with heavier weights.\n","images":["https://cdn.shopify.com/s/files/1/0508/3670/1334/files/ShakeStrap_Attachment1.png?v=1780586057","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/ShakeStrap_Attachment1-01.png?v=1780586057","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/ShakeStrap_Attachment2-01.png?v=1780586052","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/ATTACHMENTSHAKESTRAP_NSIMA_07152021-9.jpg?v=1780586056","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/ATTACHMENTSHAKESTRAP_NSIMA_07152021-17.jpg?v=1780586056","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/ATTACHMENTSHAKESTRAP_NSIMA_07152021-14.jpg?v=1780586057"],"price":29.5,"currency":"USD","in_stock":true,"inventory_qty":9999,"dynamic_pricing":false,"listed_at":"2026-06-20T14:57:04.725Z"},"share_url":"https://firestarter.network/l/lst_0e7S8FVx","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_0e7S8FVx' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Mark Bell Sling Shot- Shake Strap Adapter' and a budget_max comfortably above $29.50 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."]}}