{"type":"firestarter.listing","listing":{"id":"lst_j1d_eEVY","product_name":"(Used) Sherpa Jacket / Shacket","category":null,"description":"This Second Track item will be a mystery color, slightly used, but still has lots of life left in it. You might find a few pieces of fur or a bit of dirt on it, but your dog won't mind. If you won't be happy with any color jacket, head on over to full-price jackets, where you can choose whatever color you want!\n\nDouble-layered fleece\nWarm fleece hood\nTop leash hole for use with collar\nHeavy-duty hook &amp; loop closures\nElastic strap-keeper for excess torso strap\n\nBack pocket to carry poop bags, snacks, etc.\n\n\nSizing\n\n","images":["https://cdn.shopify.com/s/files/1/1064/6998/files/st-shrpko-1.jpg?v=1746126872"],"price":25.2,"currency":"USD","in_stock":true,"inventory_qty":19998,"dynamic_pricing":false,"listed_at":"2026-06-18T20:46:24.525Z"},"share_url":"https://firestarter.network/l/lst_j1d_eEVY","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_j1d_eEVY' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy (Used) Sherpa Jacket / Shacket' and a budget_max comfortably above $25.20 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."]}}