{"type":"firestarter.listing","listing":{"id":"lst_HmFKzAnJ","product_name":"MCTP - 39mm GMT","category":null,"description":"The 39mm GMT is built for those who travel, deploy, or simply need to keep track of another time zone without sacrificing the rugged simplicity of a classic tool watch. The gloss black dial is paired with a 24 hour ceramic bezel and a bold red GMT hand, allowing you to monitor a second time zone at a glance. Blue Super Luminova on the dial and polished, brushed hands provide excellent visibility in low light, while the vintage inspired top hat sapphire crystal adds depth and character.\nPowering the watch is the Seiko NH34 automatic GMT movement, offering dependable performance and true dual time functionality. A solid stainless steel bracelet measures 20mm at the lugs and tapers to 16mm at the clasp for exceptional comfort on the wrist. With 200 meters of water resistance, premium materials, and practical GMT capability, the 39mm GMT is designed to be a reliable companion whether you're at home or on the other side of the world.","images":["https://cdn.shopify.com/s/files/1/2473/8064/files/39mm_gmt.jpg?v=1783702250"],"price":590,"currency":"USD","in_stock":true,"inventory_qty":9999,"dynamic_pricing":false,"listed_at":"2026-07-10T20:44:46.871Z"},"share_url":"https://firestarter.network/l/lst_HmFKzAnJ","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_HmFKzAnJ' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy MCTP - 39mm GMT' and a budget_max comfortably above $590.00 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."]}}