{"type":"firestarter.listing","listing":{"id":"lst_ArbMJ_8L","product_name":"Men's Porto - Black Heather","category":"Porto","description":"Why walk when you can coast? Meet the Porto, a relaxed coastal men’s style that can keep up with all of your summer activities. You can expect little to no break-in period and a comfy insole that supports your every move. One more step, and you’re smooth sailing.","images":["https://cdn.shopify.com/s/files/1/2281/1461/files/Porto_BlackHeather_Profile-Outer_GreyBase-2048.jpg?v=1762198340","https://cdn.shopify.com/s/files/1/2281/1461/files/Porto_BlackHeather_3-QuarterFloat_GreyBase-2048.jpg?v=1712613651","https://cdn.shopify.com/s/files/1/2281/1461/files/Porto_BlackHeather_3-Quarter_GreyBase-2048.jpg?v=1712613651","https://cdn.shopify.com/s/files/1/2281/1461/files/Porto_BlackHeather_Back_GreyBase-2048.jpg?v=1712613651","https://cdn.shopify.com/s/files/1/2281/1461/files/Porto_BlackHeather_Bottom_GreyBase-2048.jpg?v=1712613651","https://cdn.shopify.com/s/files/1/2281/1461/files/Porto_BlackHeather_Front_GreyBase-2048.jpg?v=1712613651","https://cdn.shopify.com/s/files/1/2281/1461/files/Porto_BlackHeather_Profile-Inner_GreyBase-2048.jpg?v=1712613651","https://cdn.shopify.com/s/files/1/2281/1461/files/Porto_BlackHeather_Top_GreyBase-2048.jpg?v=1712613650"],"price":59.95,"currency":"USD","in_stock":true,"inventory_qty":209979,"dynamic_pricing":false,"listed_at":"2026-06-20T14:56:22.411Z"},"share_url":"https://firestarter.network/l/lst_ArbMJ_8L","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_ArbMJ_8L' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Men's Porto - Black Heather' and a budget_max comfortably above $59.95 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."]}}