{"type":"firestarter.listing","listing":{"id":"lst_ZEB4Nn_g","product_name":"Campbell Organic Cotton Men's Button Down Shirt","category":"men's shirts","description":"A long sleeve men's geometric button down shirt in a grey block print. Gentle tapering at the waist with a straight and narrow profile and a broader fit in the shoulders gives this shirt the perfect fit. \nFIT\n\nModel is 6' and wears L\nSlim fit, if you're in between sizes, we recommend sizing up\n\nThis fabric does not have stretch\n\nSizing Chart\n\n\n\n\n\nFABRIC &amp; SUSTAINABILITY\n\n\n\n\n\n\n100% organic woven cotton \n\n  Hand block printed with organic dyes\n\nFair trade\n\nOur products are handmade so there may be a 5-10% shade variation between the pictures of the geometric button down shirt and what you receive\n\n\nWHERE IT'S MADE\n\nDesigned in New Orleans\nHandmade in India\n\n\nSHIPPING &amp; RETURNS\n\nFree shipping on orders over $125\nReturns accepted within 30 days of receipt\nShipping &amp; returns policy\n\n","images":["https://cdn.shopify.com/s/files/1/0240/6641/products/campbell-organic-cotton-mens-button-down-shirt-352670.jpg?v=1705622346","https://cdn.shopify.com/s/files/1/0240/6641/products/campbell-organic-cotton-mens-button-down-shirt-274857.jpg?v=1773599279","https://cdn.shopify.com/s/files/1/0240/6641/products/campbell-organic-cotton-mens-button-down-shirt-368813.jpg?v=1705622346","https://cdn.shopify.com/s/files/1/0240/6641/products/campbell-organic-cotton-mens-button-down-shirt-341642.jpg?v=1705622346","https://cdn.shopify.com/s/files/1/0240/6641/products/campbell-organic-cotton-mens-button-down-shirt-599297.jpg?v=1705622346","https://cdn.shopify.com/s/files/1/0240/6641/products/campbell-organic-cotton-mens-button-down-shirt-305862.jpg?v=1705622346"],"price":72,"currency":"USD","in_stock":true,"inventory_qty":29997,"dynamic_pricing":false,"listed_at":"2026-06-18T20:43:26.516Z"},"share_url":"https://firestarter.network/l/lst_ZEB4Nn_g","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_ZEB4Nn_g' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Campbell Organic Cotton Men's Button Down Shirt' and a budget_max comfortably above $72.00 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."]}}