{"type":"firestarter.listing","listing":{"id":"lst_ScBzj2K7","product_name":"GR3","category":"GR3","description":"LARGEST POSSIBLE CARRY-ON RUCKSACK\nTraveling hands-free is freedom and nobody brings a roll bag on an adventure. Never check a bag and never drag anything behind you ever again with GR3®.\nThe 45L GR3 is the largest possible carry-on rucksack, sized to fit in the overhead bin of all major airlines.\nThe 35L GR3 maximizes packing space in a compact form factor, sized to fit in all overhead bins.\nIt’s big, tough, and overbuilt with the best Specs + Materials on the market. Proudly backed by our Scars Lifetime Guarantee.","images":["https://cdn.shopify.com/s/files/1/0275/4985/9940/files/GR335L_Black_1000Dw_210D1.jpg?v=1778181965","https://cdn.shopify.com/s/files/1/0275/4985/9940/files/GR3Black35L4_856f5ff4-6063-40d9-9cf3-8f715aa71988.jpg?v=1776087073","https://cdn.shopify.com/s/files/1/0275/4985/9940/files/GR3Black35L8.jpg?v=1767723921","https://cdn.shopify.com/s/files/1/0275/4985/9940/files/GR3Black35L5.jpg?v=1767723923","https://cdn.shopify.com/s/files/1/0275/4985/9940/files/GR3Black35L3.jpg?v=1767723925","https://cdn.shopify.com/s/files/1/0275/4985/9940/files/GR3Black35L7.jpg?v=1776087073","https://cdn.shopify.com/s/files/1/0275/4985/9940/files/GR3Black35L6.jpg?v=1776087073","https://cdn.shopify.com/s/files/1/0275/4985/9940/files/45L_gr3_black.jpg?v=1776087073","https://cdn.shopify.com/s/files/1/0275/4985/9940/files/GR3Black45L6.jpg?v=1776087073","https://cdn.shopify.com/s/files/1/0275/4985/9940/files/GR3Black45L7_b3c96525-5827-4b9a-927b-704f353588c8.jpg?v=1776087235","https://cdn.shopify.com/s/files/1/0275/4985/9940/files/GR3Black45L4.jpg?v=1776087235","https://cdn.shopify.com/s/files/1/0275/4985/9940/files/GR3Black45L2.jpg?v=1776087235","https://cdn.shopify.com/s/files/1/0275/4985/9940/files/GR3Black45L5.jpg?v=1776087235","https://cdn.shopify.com/s/files/1/0275/4985/9940/files/GR3Black45L3_2c7873cd-1f82-4616-a1ab-594c2acffcb1.jpg?v=1776087235"],"price":450,"currency":"USD","in_stock":true,"inventory_qty":9999,"dynamic_pricing":false,"listed_at":"2026-06-20T14:56:00.125Z"},"share_url":"https://firestarter.network/l/lst_ScBzj2K7","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_ScBzj2K7' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy GR3' and a budget_max comfortably above $450.00 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."]}}