{"type":"firestarter.listing","listing":{"id":"lst_wWAih_Uc","product_name":"Grandad Shirt Purcell Blackwatch","category":"Shirts-Spring Archive 26","description":"Born of utilitarian origins, the grandad collar has become a workwear classic, dressing down the archetypal men's shirt to something altogether more relaxed. This version features our soft Blackwatch tartan cotton poplin for an understated way to wear plaid.","images":["https://cdn.shopify.com/s/files/1/0272/3338/6538/files/OSMS126GrandadShirtPUR01BLKPurcellBlackwatch.jpg?v=1690539797","https://cdn.shopify.com/s/files/1/0272/3338/6538/files/OSMS126-PUR01BLK-GRANDADSHIRTPURCELLBLACKWATCH16copy.jpg?v=1749811867","https://cdn.shopify.com/s/files/1/0272/3338/6538/files/OSMS126-PUR01BLK-GRANDADSHIRTPURCELLBLACKWATCH18copy.jpg?v=1749811867","https://cdn.shopify.com/s/files/1/0272/3338/6538/files/OSMS126GrandadShirtPUR01BLKPurcellBlackwatch1.jpg?v=1719402100","https://cdn.shopify.com/s/files/1/0272/3338/6538/files/OSMS126GrandadShirtPUR01BLKPurcellBlackwatch2.jpg?v=1719402100","https://cdn.shopify.com/s/files/1/0272/3338/6538/files/OSMS126-PUR01BLK-GRANDADSHIRTPURCELLBLACKWATCH16.jpg?v=1719402100","https://cdn.shopify.com/s/files/1/0272/3338/6538/files/OSMS126-PUR01BLK-GRANDADSHIRTPURCELLBLACKWATCH18.jpg?v=1719402100","https://cdn.shopify.com/s/files/1/0272/3338/6538/files/OSMS126GrandadShirtPUR01BLKPurcellBlackwatch3.jpg?v=1749811867"],"price":92,"currency":"USD","in_stock":true,"inventory_qty":29997,"dynamic_pricing":false,"listed_at":"2026-06-18T20:30:28.563Z"},"share_url":"https://firestarter.network/l/lst_wWAih_Uc","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_wWAih_Uc' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Grandad Shirt Purcell Blackwatch' and a budget_max comfortably above $92.00 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."]}}