{"type":"firestarter.listing","listing":{"id":"lst_JLCr8469","product_name":"Vanguard Sun","category":"Sunglasses","description":"Named after NYC's famous Village Vanguard, this is a bold frame that's all about the details. With its commanding presence and sharp structure, this frame is built for trailblazers who aren’t afraid to stand apart from the crowd.\n\nFeatures:\n\nHand Polished Italian Acetate\nCarl Zeiss Sun Lenses\n100% UVA/UVB Protection\nOBE German engineered 5 Barrel Hinges\nOBE Coated Screws\n\nSizes:\n\nLens: 53 mm\nBridge: 23 mm\nTemple: 148 mm\n","images":["https://cdn.shopify.com/s/files/1/2028/3675/files/VANGUARD_CANARY_S.jpg?v=1743014376","https://cdn.shopify.com/s/files/1/2028/3675/files/VANGUARD_CANARY_A_S.jpg?v=1743014376","https://cdn.shopify.com/s/files/1/2028/3675/files/VANGUARD_BLK_S.jpg?v=1743014376","https://cdn.shopify.com/s/files/1/2028/3675/files/VANGUARD_BLK_A_S.jpg?v=1743014376","https://cdn.shopify.com/s/files/1/2028/3675/files/VANGUARD_CMPG_A_S_e4e3fba7-68b4-4c34-a0b4-c2080271827b.jpg?v=1743014376","https://cdn.shopify.com/s/files/1/2028/3675/files/VANGUARD_HNY_A_S_f594d6c1-8005-44d6-8667-4d9154c7bb43.jpg?v=1743014376","https://cdn.shopify.com/s/files/1/2028/3675/files/VANGUARD_IVMB_S.jpg?v=1749816569","https://cdn.shopify.com/s/files/1/2028/3675/files/VANGUARD_IVMB_S_A.jpg?v=1749816574"],"price":400,"currency":"USD","in_stock":true,"inventory_qty":49995,"dynamic_pricing":false,"listed_at":"2026-06-18T20:45:39.670Z"},"share_url":"https://firestarter.network/l/lst_JLCr8469","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_JLCr8469' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Vanguard Sun' and a budget_max comfortably above $400.00 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."]}}