{"type":"firestarter.listing","listing":{"id":"lst_fIRPcsH2","product_name":"Living.Fit - Grip Strengthener - Set of 4","category":"Hand Grips","description":"\n\n100, 150, 200, 250 lb resistance: Train progressively to strengthen grip and forearms over time.\n\nAluminum knurled handles: Ensure a secure hold and keep training steady during high-rep grip work.\n\nCarbon steel springs: Resist rust and wear and withstand daily training to provide lasting performance.\n\nColor-coded, bottom-marked levels: Provide quick ID so you can move between loads and target progress.\n\nGrip and forearm focus: Improve barbell, dumbbell, and kettlebell control to perform stronger lifts.\n\n5-year warranty: Provide long-term support and keep your set protected as you train and build grip strength.\n","images":["https://cdn.shopify.com/s/files/1/0508/3670/1334/files/0000__36W6055-min_1066x1_0dc96247-0d11-4834-b74c-efe29158b092.webp?v=1780573456"],"price":29.99,"currency":"USD","in_stock":true,"inventory_qty":9999,"dynamic_pricing":false,"listed_at":"2026-06-20T14:57:04.979Z"},"share_url":"https://firestarter.network/l/lst_fIRPcsH2","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_fIRPcsH2' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Living.Fit - Grip Strengthener - Set of 4' and a budget_max comfortably above $29.99 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."]}}