{"type":"firestarter.listing","listing":{"id":"lst_VL4R7MyU","product_name":"NYC Parks Vintage Baseball T-Shirt","category":"Tees","description":null,"images":["https://cdn.shopify.com/s/files/1/0920/5284/files/Only_NY_NYC_Parks_Vintage_Baseball_T_Shirt_Collegiate_Green_White_01.jpg?v=1783887833","https://cdn.shopify.com/s/files/1/0920/5284/files/Only_NY_NYC_Parks_Vintage_Baseball_T_Shirt_Collegiate_Green_White_02.jpg?v=1783887833","https://cdn.shopify.com/s/files/1/0920/5284/files/Only_NY_NYC_Parks_Vintage_Baseball_T_Shirt_Collegiate_Green_White_03.jpg?v=1783887856","https://cdn.shopify.com/s/files/1/0920/5284/files/Only_NY_NYC_Parks_Vintage_Baseball_T_Shirt_Collegiate_Green_White_04.jpg?v=1783887856"],"price":58,"currency":"USD","in_stock":true,"inventory_qty":39996,"dynamic_pricing":false,"listed_at":"2026-06-18T20:23:58.776Z","product_rating":null,"product_rating_count":0,"seller_rating":null,"seller_rating_count":0,"units_sold":0,"reviews":{"count":0,"top":[]},"videos":[]},"share_url":"https://firestarter.network/l/lst_VL4R7MyU","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_VL4R7MyU' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy NYC Parks Vintage Baseball T-Shirt' and a budget_max comfortably above $58.00 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."]}}