{"type":"firestarter.listing","listing":{"id":"lst_mbGo9Ncd","product_name":"Theo Derby - Men’s Pull Up Leather","category":"Casual Shoe","description":"Rugged tradition with modern styling.\nThe Theo Derbies in rugged pull-up leather are rooted in heritage, yet feel distinctly modern. Built on a specialty last, they offer a generous, rounded toe box that supports your natural foot shape and reduces pressure points. A dual-density memory foam insole cushions impact and fights fatigue, while the rubber sole delivers traction, shock absorption and all-day comfort. Whether you're headed to a client meeting or winding down after hours, the Theo Derbies are your ideal go-to shoes.\nThis product is made from robust pull-up leather sourced from a Gold-Rated tannery based in Arzignano, Italy. Being the highest level of recognition awarded by the Leather Working Group, a Gold rating signifies the leather manufacturer meets the most stringent criteria and demonstrates a strong commitment to mitigating its environmental impact.","images":["https://cdn.shopify.com/s/files/1/0175/8496/files/color_blackmatte_1_theo_derbies_pull_up.jpg?v=1755791271","https://cdn.shopify.com/s/files/1/0175/8496/files/color_blackmatte_2_theo_derbies_pull_up.jpg?v=1755791273","https://cdn.shopify.com/s/files/1/0175/8496/files/color_blackmatte_3_theo_derbies_pull_up.jpg?v=1755791274","https://cdn.shopify.com/s/files/1/0175/8496/files/color_blackmatte_4_theo_derbies_pull_up.jpg?v=1755791276","https://cdn.shopify.com/s/files/1/0175/8496/files/color_blackmatte_5_theo_derbies_pull_up.jpg?v=1755791278","https://cdn.shopify.com/s/files/1/0175/8496/files/color_chocolate_1_theo_derbies_pull_up.jpg?v=1755791281","https://cdn.shopify.com/s/files/1/0175/8496/files/color_chocolate_2_theo_derbies_pull_up.jpg?v=1755791282","https://cdn.shopify.com/s/files/1/0175/8496/files/color_chocolate_3_theo_derbies_pull_up.jpg?v=1755791284","https://cdn.shopify.com/s/files/1/0175/8496/files/color_chocolate_4_theo_derbies_pull_up.jpg?v=1755791286","https://cdn.shopify.com/s/files/1/0175/8496/files/color_chocolate_5_theo_derbies_pull_up.jpg?v=1755791288","https://cdn.shopify.com/s/files/1/0175/8496/files/color_walnut_1_theo_derbies_pull_up.jpg?v=1755791289","https://cdn.shopify.com/s/files/1/0175/8496/files/color_walnut_2_theo_derbies_pull_up.jpg?v=1755791292","https://cdn.shopify.com/s/files/1/0175/8496/files/color_walnut_3_theo_derbies_pull_up.jpg?v=1755791294","https://cdn.shopify.com/s/files/1/0175/8496/files/color_walnut_4_theo_derbies_pull_up.jpg?v=1755791296","https://cdn.shopify.com/s/files/1/0175/8496/files/color_walnut_5_theo_derbies_pull_up.jpg?v=1755791298"],"price":239,"currency":"USD","in_stock":true,"inventory_qty":359964,"dynamic_pricing":false,"listed_at":"2026-06-20T14:55:46.363Z"},"share_url":"https://firestarter.network/l/lst_mbGo9Ncd","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_mbGo9Ncd' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Theo Derby - Men’s Pull Up Leather' and a budget_max comfortably above $239.00 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."]}}