{"type":"firestarter.listing","listing":{"id":"lst_jNfuBlex","product_name":"GoFit - Go Roller with Ultrafin Core (18-inch)","category":"Massage Tools","description":"\n\n18 in × 5.5 in medium-density foam: Provide targeted rolling for back, lats, hamstrings, IT bands, glutes, and quads\n\nGo massage pattern channels: Improve blood circulation to muscles and provide faster post-workout recovery\n\nUltraFin Core: Withstand 50% more weight and resist flexing or breaking to support rolling across back and glutes\n\nComfortable, lightweight, durable build: Move between pre-workout warm-ups and post-workout recovery and set up sessions\n\nIncludes roller and training manual: Provide guidance to target back, lats, hamstrings, IT bands, glutes, and quads\n\nPatent US D843,001 S design: Ensure consistent muscle contact and deliver reliable performance session after session\n","images":["https://cdn.shopify.com/s/files/1/0508/3670/1334/files/GF-FR6-GoGo_1600x1600_1.jpg?v=1780587108","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/GF-FR6-GoGo_1600x1600_6.jpg?v=1780587109","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/GF-FR6-GoGo_1600x1600_9.jpg?v=1780587109","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/GF-FR6-GoGo_1600x1600_7.jpg?v=1780587109","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/GF-FR6-GoGo_1600x1600_8.jpg?v=1780587109","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/GF-FR6-GoGo_1600x1600_2.jpg?v=1780587109","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/GF-FR6-GoGo_1600x1600_5.jpg?v=1780587109","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/GF-FR6-GoGo_1600x1600_4.jpg?v=1780587109","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/GF-FR6-GoGo_1600x1600_3.jpg?v=1780587109"],"price":43.99,"currency":"USD","in_stock":true,"inventory_qty":9999,"dynamic_pricing":false,"listed_at":"2026-06-20T14:57:04.428Z"},"share_url":"https://firestarter.network/l/lst_jNfuBlex","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_jNfuBlex' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy GoFit - Go Roller with Ultrafin Core (18-inch)' and a budget_max comfortably above $43.99 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."]}}