{"type":"firestarter.listing","listing":{"id":"lst__MHyvd3J","product_name":"Heavy Long Sleeve T-Shirt Tavistock Black","category":"Jersey-Rollover","description":"Our heavy long-sleeved t-shirt is exactly that! Constructed from 100% heavyweight organic cotton, it boasts a satisfyingly heavy drape, helping to keep its shape, and makes for a versatile winter layer.","images":["https://cdn.shopify.com/s/files/1/0272/3338/6538/files/HeavyLongSleeveT-ShirtTavistockBlack.png?v=1759246649","https://cdn.shopify.com/s/files/1/0272/3338/6538/files/OSMK733A-TAV01BLK0013-2.jpg?v=1773852477","https://cdn.shopify.com/s/files/1/0272/3338/6538/files/OSMK733A-TAV01BLK0016-2.jpg?v=1773852477","https://cdn.shopify.com/s/files/1/0272/3338/6538/files/OSMK733A-TAV01BLK0017.jpg?v=1773852477","https://cdn.shopify.com/s/files/1/0272/3338/6538/files/OSMK733A_TAV01BLK_0001_Layer14_87a10c50-10a2-4c01-b65d-39171e53b824.jpg?v=1773852477","https://cdn.shopify.com/s/files/1/0272/3338/6538/files/OSMK733A_TAV01BLK_0002_Layer5_9323f9e9-3fc6-4a37-84c2-6604e0506c0d.jpg?v=1773852477","https://cdn.shopify.com/s/files/1/0272/3338/6538/files/OSMK733A_TAV01BLK_0003_Layer13_492a4286-27ff-4599-8fd7-5263c9817c0c.jpg?v=1773852477","https://cdn.shopify.com/s/files/1/0272/3338/6538/files/OSMK733A-TAV01BLK0013.jpg?v=1773852477","https://cdn.shopify.com/s/files/1/0272/3338/6538/files/OSMK733A-TAV01BLK0016.jpg?v=1773852477","https://cdn.shopify.com/s/files/1/0272/3338/6538/files/OSMK733A_TAV01BLK_0004_Layer2_9798290f-720c-42e6-bc6f-776392355f80.jpg?v=1759246649"],"price":155,"currency":"USD","in_stock":true,"inventory_qty":59994,"dynamic_pricing":false,"listed_at":"2026-06-18T20:30:29.592Z"},"share_url":"https://firestarter.network/l/lst__MHyvd3J","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__MHyvd3J' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Heavy Long Sleeve T-Shirt Tavistock Black' and a budget_max comfortably above $155.00 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."]}}