{"type":"firestarter.listing","listing":{"id":"lst_SURDlaW1","product_name":"PowerBlock - PowerBench 2.0 Chin-Up Attachment","category":"Bench Attachment","description":"\n\nPowerBench 2.0 expansion: Transforms your bench into a full-body workout station to target back, biceps, and abs with pull-ups and leg raises.\n\nSpace-saving design: Eliminates the need for bulky equipment, providing versatile workout options for chest, legs, back, and shoulders.\n\nIntegrated workout options: Combine with PowerBench 2.0 and other attachments to strengthen chest, legs, back, shoulders, triceps, and biceps.\n\n87 inch total height: Provides ample clearance for full range of motion exercises, supporting proper form during pull-ups and leg raises.\n\n50 inch wide handle bar: Ensures a comfortable and secure grip for various exercises, allowing users to perform chin-ups and pull-ups effectively.\n","images":["https://cdn.shopify.com/s/files/1/0508/3670/1334/files/powerbench2pullupattachmentgreyed.jpg?v=1780589666"],"price":149,"currency":"USD","in_stock":true,"inventory_qty":9999,"dynamic_pricing":false,"listed_at":"2026-06-20T14:57:03.733Z"},"share_url":"https://firestarter.network/l/lst_SURDlaW1","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_SURDlaW1' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy PowerBlock - PowerBench 2.0 Chin-Up Attachment' and a budget_max comfortably above $149.00 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."]}}