{"type":"firestarter.listing","listing":{"id":"lst_BkRkrFHV","product_name":"A5 Exercise Book | Rust","category":"Notebooks","description":"Exercise Books in rich hues, with plain pages. Perfect for colour-coding projects and work themes, to keep you organised and make you relish the start of that new project.\nAs with all Mark+Fold notebooks and diaries, these lay perfectly flat thanks to thread-sewn binding. This is done by master bookbinder Vicki in Suffolk, on a Singer sewing machine built specially for book-binding.\nThe inside pages are our favourite super-smooth 120gsm cream paper, suitable for fountain pen thanks to its excellent opacity, smoothness and resistance to feathering. \nDetails\n— 350gsm Rust cover, made in Cumbria\n— A5 format (210x150mm) \n\n— 48 plain pages, super-smooth 120gsm fountain-pen-friendly paper, made in Sweden\n— Printed in Sussex, Singer-sewn in Suffolk\n— 100% UK-made, using materials made in Cumbria and Sweden\n ","images":["https://cdn.shopify.com/s/files/1/0435/6698/9476/files/Mark_Fold_Exercise-Book_A5_Rust_1.jpg?v=1755862182","https://cdn.shopify.com/s/files/1/0435/6698/9476/files/Mark_Fold_Exercise-Book_A5_Rust_bundle_1.jpg?v=1755868457","https://cdn.shopify.com/s/files/1/0435/6698/9476/files/Mark_Fold-EXB_2025_01.jpg?v=1756479105"],"price":16,"currency":"USD","in_stock":true,"inventory_qty":39996,"dynamic_pricing":false,"listed_at":"2026-06-18T20:47:16.411Z"},"share_url":"https://firestarter.network/l/lst_BkRkrFHV","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_BkRkrFHV' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy A5 Exercise Book | Rust' and a budget_max comfortably above $16.00 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."]}}