{"type":"firestarter.listing","listing":{"id":"lst_Ps3GmgEO","product_name":"Sunday Gravy T-shirt","category":"T-Shirt","description":"Inspired by the Godfather, here's a t-shirt reminding you how to make your Sunday gravy.• 100% cotton, printed on Comfort Colors. Designed by yours truly!Size guide\n\n\n\n\n\n \nLENGTH (inches)\nWIDTH (inches)\nSLEEVE LENGTH (inches)\n\n\nS\n28\n18\n15 ⅝\n\n\nM\n29\n20\n17\n\n\nL\n30\n22\n18 ½\n\n\nXL\n31\n24\n20\n\n\n2XL\n32\n26\n21 ½\n\n\n3XL\n33\n28\n22 ¾\n\n\n4XL\n34\n30\n24 ¼\n\n\n5XL\n35\n32\n25 ¼\n\n\n\n","images":["https://cdn.shopify.com/s/files/1/0897/3954/files/sundaygravyshopify_1b4bcfc7-4862-468f-8be1-8e1d5f9c360c.png?v=1752350514","https://cdn.shopify.com/s/files/1/0897/3954/files/277852328894049340_2048.jpg?v=1752350514","https://cdn.shopify.com/s/files/1/0897/3954/files/5826454862149943296_2048.jpg?v=1752350514","https://cdn.shopify.com/s/files/1/0897/3954/files/10204339065400764454_2048.jpg?v=1752350514"],"price":32,"currency":"USD","in_stock":true,"inventory_qty":69993,"dynamic_pricing":false,"listed_at":"2026-06-18T20:47:28.515Z"},"share_url":"https://firestarter.network/l/lst_Ps3GmgEO","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_Ps3GmgEO' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Sunday Gravy T-shirt' and a budget_max comfortably above $32.00 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."]}}