{"type":"firestarter.listing","listing":{"id":"lst_qnkcXzmS","product_name":"GoFit - Polar Foot Roller","category":"Massage Tools","description":"\n\nSupports relief for plantar fasciitis: Provide cold-therapy massage to support comfort during at-home foot care.\n\nStainless roller surface: Keep therapy cold longer to deliver ice-pack relief without a wet, melting mess.\n\n6.5 in × 2.75 in roller: Provide compact, portable design to move cold therapy wherever you set up.\n\nPolyurethane wheels: Ensure smooth rolling to target foot massage and provide consistent pressure control.\n\nInner liquid stays cold: Provide extended cold-therapy time and keep sessions under 10 minutes per use.\n\nNo wet, melting mess: Deliver ice-pack-type therapy and provide massaging relief to support daily foot care.\n","images":["https://cdn.shopify.com/s/files/1/0508/3670/1334/files/GF-POLFR_PO1.jpg?v=1780587065","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/GF-POLFR_PU1.jpg?v=1780587065","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/GF-POLFR_PU2.jpg?v=1780587065","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/GF-POLFR_PO2.jpg?v=1780587065"],"price":38.5,"currency":"USD","in_stock":true,"inventory_qty":9999,"dynamic_pricing":false,"listed_at":"2026-06-20T14:57:04.153Z"},"share_url":"https://firestarter.network/l/lst_qnkcXzmS","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_qnkcXzmS' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy GoFit - Polar Foot Roller' and a budget_max comfortably above $38.50 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."]}}