{"type":"firestarter.listing","listing":{"id":"lst_5QA1dVx2","product_name":"Black Gel Pen Refill (The Ugmonk Pen)","category":null,"description":"Black 0.5mm gel refill for The Ugmonk Drehgriffel Pen made in collaboration with Leuchtturm1917. \nFeatures:\n\n1 black gel refill 0.5mm\nMade by Leuchtturm1917\n\nCeramic ball bearing\n\n","images":["https://cdn.shopify.com/s/files/1/0167/4484/files/LP-refill1_e1155286-490c-46ee-963f-ccd5224e0009.jpg?v=1732059396","https://cdn.shopify.com/s/files/1/0167/4484/files/LP-refill3.jpg?v=1732058705","https://cdn.shopify.com/s/files/1/0167/4484/files/LP-refill2.jpg?v=1732059667","https://cdn.shopify.com/s/files/1/0167/4484/files/LP-refill1-analog-bg-gray.jpg?v=1732059396"],"price":6.95,"currency":"USD","in_stock":true,"inventory_qty":9999,"dynamic_pricing":false,"listed_at":"2026-06-20T14:57:11.030Z"},"share_url":"https://firestarter.network/l/lst_5QA1dVx2","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_5QA1dVx2' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Black Gel Pen Refill (The Ugmonk Pen)' and a budget_max comfortably above $6.95 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."]}}