{"type":"firestarter.listing","listing":{"id":"lst_5GYEiQFW","product_name":"GRAPHIC Ringer Tee - Upstanding Earthling Pale Blue","category":"SSTEE","description":"The official shirt of the Upstanding Earthlings Club is here. This limited-edition ringer tee lets your tiny planet protector wear their title with pride. Made from our signature super-soft organic cotton, it features bold, Earth-loving lettering and a small heart to match the big one they’ve got.\n-Made in Brooklyn, NY USA\n-Made from 100% organic cotton\n-Hand-printed with water-based inks","images":["https://cdn.shopify.com/s/files/1/0156/2126/files/S25_UEC_TEE_BLUE.jpg?v=1752675796"],"price":39,"currency":"USD","in_stock":true,"inventory_qty":9999,"dynamic_pricing":false,"listed_at":"2026-06-18T20:43:42.993Z"},"share_url":"https://firestarter.network/l/lst_5GYEiQFW","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_5GYEiQFW' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy GRAPHIC Ringer Tee - Upstanding Earthling Pale Blue' and a budget_max comfortably above $39.00 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."]}}