{"type":"firestarter.listing","listing":{"id":"lst_UYQbA59w","product_name":"Princess of the Sea Crew Socks","category":"Crew Socks","description":"You know you've dreamed of being a mermaid since you were a little kid. Something about the freedom of being weightless and the mystery of the deep sea is so alluring. Well, before you go selling your legs to a sea witch, consider trying on these mermaid crew socks. You can even sit in the bathtub while you wear them if you'd like.","images":["https://cdn.shopify.com/s/files/1/0651/7260/3038/files/W0096-PrincessoftheSea-WomensCrewSocks-MODEL_SHOT.jpg?v=1724931938","https://cdn.shopify.com/s/files/1/0651/7260/3038/files/W0096-MODEL-REAR.jpg?v=1724931940","https://cdn.shopify.com/s/files/1/0651/7260/3038/files/W0096_DETAIL.jpg?v=1724931943","https://cdn.shopify.com/s/files/1/0651/7260/3038/files/W0096-Princess-of-the-Sea-Legform.jpg?v=1724931946"],"price":13,"currency":"USD","in_stock":true,"inventory_qty":9999,"dynamic_pricing":false,"listed_at":"2026-06-18T20:43:33.050Z"},"share_url":"https://firestarter.network/l/lst_UYQbA59w","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_UYQbA59w' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Princess of the Sea Crew Socks' and a budget_max comfortably above $13.00 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."]}}