{"type":"firestarter.listing","listing":{"id":"lst_EWvZliYH","product_name":"XS Acoustic 12-53 String Change Bundle","category":null,"description":"Includes our most popular XS Acoustic Guitar Strings, Premium String Change Mat, and a black or white Pro-Winder.","images":["https://cdn.shopify.com/s/files/1/0669/6042/5025/files/da_XSABB1_main_transparent_web.png?v=1779978836","https://cdn.shopify.com/s/files/1/0669/6042/5025/files/da_XSABB2_main_transparent_web.png?v=1779978836","https://cdn.shopify.com/s/files/1/0669/6042/5025/files/da_XSABB3_main_transparent_web.png?v=1779978835","https://cdn.shopify.com/s/files/1/0669/6042/5025/files/da_XSABB25_main_transparent_web.png?v=1779978836","https://cdn.shopify.com/s/files/1/0669/6042/5025/files/da_XSAWB3_main_transparent_web.png?v=1779978835","https://cdn.shopify.com/s/files/1/0669/6042/5025/files/da_XSAWB1_main_transparent_web.png?v=1779978835","https://cdn.shopify.com/s/files/1/0669/6042/5025/files/da_XSAWB25_main_transparent_web.png?v=1779978836","https://cdn.shopify.com/s/files/1/0669/6042/5025/files/da_XSAWB2_main_transparent_web.png?v=1779978836","https://cdn.shopify.com/s/files/1/0669/6042/5025/files/ds_XSAPB1253_detail1c_transparent_web_17b30d2d-31f0-46d7-9a24-d10761817336.png?v=1774545708","https://cdn.shopify.com/s/files/1/0669/6042/5025/files/da_DP0002_main1_transparent_web.png?v=1773172238","https://cdn.shopify.com/s/files/1/0669/6042/5025/files/da_DP0002W_main_transparent_web.png?v=1773172238","https://cdn.shopify.com/s/files/1/0669/6042/5025/files/dc_HGG230100_detail3_transparent_web.png?v=1773014434","https://cdn.shopify.com/s/files/1/0669/6042/5025/files/dc_HGG230100_main_transparent_web.png?v=1773014432"],"price":62.97,"currency":"USD","in_stock":true,"inventory_qty":79992,"dynamic_pricing":false,"listed_at":"2026-06-20T14:55:57.242Z"},"share_url":"https://firestarter.network/l/lst_EWvZliYH","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_EWvZliYH' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy XS Acoustic 12-53 String Change Bundle' and a budget_max comfortably above $62.97 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."]}}