{"type":"firestarter.listing","listing":{"id":"lst_8wq6bgXL","product_name":"Worldwide Howler Cotton T-Shirt - Grey Heather","category":"Men's T-Shirts","description":"Our 100% cotton t-shirts are a canvas for more experimental artwork that has a timeworn vintage look.","images":["https://cdn.shopify.com/s/files/1/0206/9034/files/F25_T-Shirt_Cotton-T-Shirt_Worldwide-Howler-Grey-Heather__F25_T-Shirt_Cotton-T-Shirt_Worldwide-Howler-Grey-Heather_Flat-Back_tan.jpg?v=1753371850","https://cdn.shopify.com/s/files/1/0206/9034/files/F25_T-Shirt_Cotton-T-Shirt_Worldwide-Howler-Grey-Heather_Lifestyle-01.jpg?v=1753371852","https://cdn.shopify.com/s/files/1/0206/9034/files/F25_T-Shirt_Cotton-T-Shirt_Worldwide-Howler-Grey-Heather__F25_T-Shirt_Cotton-T-Shirt_Worldwide-Howler-Grey-Heather_Flat-Front_tan.jpg?v=1754333817","https://cdn.shopify.com/s/files/1/0206/9034/files/F25_T-Shirt_Cotton-T-Shirt_Worldwide-Howler-Grey-Heather__F25_T-Shirt_Cotton-T-Shirt_Worldwide-Howler-Grey-Heather_Model-Front_tan.jpg?v=1754333817","https://cdn.shopify.com/s/files/1/0206/9034/files/F25_T-Shirt_Cotton-T-Shirt_Worldwide-Howler-Grey-Heather__F25_T-Shirt_Cotton-T-Shirt_Worldwide-Howler-Grey-Heather_Model-Back_tan.jpg?v=1754333817","https://cdn.shopify.com/s/files/1/0206/9034/files/F25_T-Shirt_Cotton-T-Shirt_Worldwide-Howler-Grey-Heather_Lifestyle-02.jpg?v=1753371859"],"price":40,"currency":"USD","in_stock":true,"inventory_qty":49995,"dynamic_pricing":false,"listed_at":"2026-06-18T20:29:56.298Z"},"share_url":"https://firestarter.network/l/lst_8wq6bgXL","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 ","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_8wq6bgXL' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Worldwide Howler Cotton T-Shirt - Grey Heather' and a budget_max comfortably above $40.00 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."]}}