{"type":"firestarter.listing","listing":{"id":"lst_1ttISZza","product_name":"XMARK - Training Bumper Plate Pairs (LB)","category":"Bumper Plate","description":"\n\nAccurate weight: Ensure consistent loading to train legs, back, and core and track progress session after session.\n\nDurable build: Withstand repeated drops to support daily training and strengthen legs and back with consistent performance.\n\nVersatile design: Support lifts, pulls, and squats to build power in legs, hips, and back across training phases.\n\nBalanced performance: Deliver accuracy, durability, and versatility to support squats, pulls, and presses for legs, back, and shoulders.\n","images":["https://cdn.shopify.com/s/files/1/0508/3670/1334/files/BUMPER-45.jpg?v=1780592050","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/BUMPER-10_495ddbae-47da-4411-80a8-d3cfad3d8506.jpg?v=1780592050","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/BUMPER-15_2a6ce2c1-e033-4719-b48e-d461b5410bb5.jpg?v=1780592050","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/BUMPER-25_f31f33fe-1cc6-4daf-bcbb-d06d51b75296.jpg?v=1780592050","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/BUMPER-35.jpg?v=1780592050","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/BUMPER-55_592d64d3-47d8-4f10-b6e9-2d772a767cc2.jpg?v=1780592050","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/BLACK-BUMPER-230S.jpg?v=1780592050","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/BLACK-BUMPER-260S.jpg?v=1780592050","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/BLACK-BUMPER-320S.jpg?v=1780592050","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/BLACK-BUMPER-370S.jpg?v=1780592052"],"price":82,"currency":"USD","in_stock":true,"inventory_qty":69993,"dynamic_pricing":false,"listed_at":"2026-06-20T14:56:57.342Z"},"share_url":"https://firestarter.network/l/lst_1ttISZza","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_1ttISZza' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy XMARK - Training Bumper Plate Pairs (LB)' and a budget_max comfortably above $82.00 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."]}}