{"type":"firestarter.listing","listing":{"id":"lst_FOJgIGEe","product_name":"2026 Postcard Calendar","category":"Cards","description":"The Postcard Calendar is a versatile new format for 2025. Pin it to your wall, post it to a friend — the possibilities are endless.\nSet of 12 postcards, one for each month of the year, with a simple postcard layout on the reverse. Designed to be used in a variety of ways, for example:\n\nProp this month's calendar on your desk for at-a-glance date checking\nPin all 12 months to your wall as an alternative wall planner\nCircle an important date (a birthday, anniversary or upcoming dinner date) and send it to a special friend\n\nDetails\n— Set of 12 Postcards in a tracing paper envelope\n— Month per card layout \n— Printed in Scotland on a traditional litho press\n— 300gsm Munken Smooth, made in Sweden at one of the world's most sustainable paper mills","images":["https://cdn.shopify.com/s/files/1/0435/6698/9476/files/250723_Mark_Fold_Postcard-Calendar_2.jpg?v=1753293973","https://cdn.shopify.com/s/files/1/0435/6698/9476/files/250723_Mark_Fold_Postcard-Calendar_1.jpg?v=1753293973","https://cdn.shopify.com/s/files/1/0435/6698/9476/files/MarkAndFold_Jun25-132.jpg?v=1753293973","https://cdn.shopify.com/s/files/1/0435/6698/9476/files/Mark_Fold_Postcard-Calendar_6.jpg?v=1753293973","https://cdn.shopify.com/s/files/1/0435/6698/9476/files/Mark_Fold_Postcard-Calendar_7.jpg?v=1753293973","https://cdn.shopify.com/s/files/1/0435/6698/9476/files/Mark_Fold_Postcard-Calendar_2.jpg?v=1753293973","https://cdn.shopify.com/s/files/1/0435/6698/9476/files/Mark_Fold_Postcard-Calendar_4.jpg?v=1753293973","https://cdn.shopify.com/s/files/1/0435/6698/9476/files/Mark_Fold_Postcard-Calendar_1.jpg?v=1753293973","https://cdn.shopify.com/s/files/1/0435/6698/9476/files/Mark_Fold_Postcard-Calendar_10.jpg?v=1753293973"],"price":13.5,"currency":"USD","in_stock":true,"inventory_qty":9999,"dynamic_pricing":false,"listed_at":"2026-06-18T20:47:16.450Z"},"share_url":"https://firestarter.network/l/lst_FOJgIGEe","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_FOJgIGEe' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy 2026 Postcard Calendar' and a budget_max comfortably above $13.50 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."]}}