{"type":"firestarter.listing","listing":{"id":"lst_Gg19ETpw","product_name":"XMARK - Striped Premium IWF Training Bumper Plates (LB) Pairs","category":"Bumper Plate","description":"\n\nCompetition-calibrated build: Ensure consistent barbell balance for repeatable lifts in training and testing.\n\nPrecision weight matching: Deliver accurate loading to set up balanced squats, deadlifts, and presses.\n\nCompetition-spec tolerances: Ensure predictable bar speed to train timing and technique across sets.\n\nMatched pair calibration: Keep the bar centered to improve back and leg drive as you perform heavy lifts.\n\nRepeatable lift performance: Provide stable loading to build strength in legs, core, and back over time.\n","images":["https://cdn.shopify.com/s/files/1/0508/3670/1334/files/Training-STRP-LB-55.jpg?v=1780592097","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/Training-STRP-LB-25.jpg?v=1780592097","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/Training-STRP-LB-35.jpg?v=1780592097","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/Training-STRP-LB-45.jpg?v=1780592097","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/Training-STRP-LB-210.jpg?v=1780592097","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/Training-STRP-LB-250.jpg?v=1780592097","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/Training-STRP-LB-270.jpg?v=1780592097","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/Training-STRP-LB-320.jpg?v=1780592097"],"price":259,"currency":"USD","in_stock":true,"inventory_qty":79992,"dynamic_pricing":false,"listed_at":"2026-06-20T14:56:57.407Z"},"share_url":"https://firestarter.network/l/lst_Gg19ETpw","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_Gg19ETpw' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy XMARK - Striped Premium IWF Training Bumper Plates (LB) Pairs' and a budget_max comfortably above $259.00 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."]}}