{"type":"firestarter.listing","listing":{"id":"lst_2KzBSmoF","product_name":"Butter Me Up Fitted Shirt","category":"SHIRT","description":"If you think you’ve added enough butter, always add a bit more.\nIn butter yellow, this fitted, short-sleeve shirt features a refreshed look with a shirred back panel, to give the style an improved fit around the bust. Made from 100% cotton, it’s been buttered with an all over blue graphic print drawn by Oaf founder, Gemma Shiel. Lightweight and breathable, it’ll be your go-to style as we say see ya later to winter and hello to spring.","images":["https://cdn.shopify.com/s/files/1/2017/8131/files/260129_LO_SHOT_28_1334.jpg?v=1770895954","https://cdn.shopify.com/s/files/1/2017/8131/files/260129_LO_SHOT_62_2837.jpg?v=1770895984","https://cdn.shopify.com/s/files/1/2017/8131/files/260129_LO_SHOT_28_1341.jpg?v=1770895984","https://cdn.shopify.com/s/files/1/2017/8131/files/260129_LO_SHOT_62_2862.jpg?v=1770895984","https://cdn.shopify.com/s/files/1/2017/8131/files/260129_LO_SHOT_28_1331.jpg?v=1770895984","https://cdn.shopify.com/s/files/1/2017/8131/files/260129_LO_SHOT_28_1316.jpg?v=1770895984","https://cdn.shopify.com/s/files/1/2017/8131/files/260129_LO_SHOT_62_2866.jpg?v=1770895954","https://cdn.shopify.com/s/files/1/2017/8131/files/260129_LO_SHOT_28_1313.jpg?v=1770895954","https://cdn.shopify.com/s/files/1/2017/8131/files/260129_LO_SHOT_62_2857.jpg?v=1770895954"],"price":75,"currency":"USD","in_stock":true,"inventory_qty":9999,"dynamic_pricing":false,"listed_at":"2026-06-18T20:30:07.539Z"},"share_url":"https://firestarter.network/l/lst_2KzBSmoF","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_2KzBSmoF' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Butter Me Up Fitted Shirt' and a budget_max comfortably above $75.00 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."]}}