{"type":"firestarter.listing","listing":{"id":"lst_93E078Us","product_name":"ROY 47 - Rx","category":"Engineering","description":"High-grade titanium frame and hardware, \n \nSIZE : EYE = 47mm / D.B.L = 19.4mm / Temple = 144mm\n \n","images":["https://cdn.shopify.com/s/files/1/0874/3455/9776/files/roy_16k_clr_f_800.jpg?v=1722414043","https://cdn.shopify.com/s/files/1/0874/3455/9776/files/roy_16k_clr_s_800.jpg?v=1722414043","https://cdn.shopify.com/s/files/1/0874/3455/9776/files/roy_atg_clr_f_800_dde45aa6-a266-4f20-a582-c8ca1b079cf0.jpg?v=1722414046","https://cdn.shopify.com/s/files/1/0874/3455/9776/files/roy_atg_clr_s_800_df13d07a-1c1f-4498-90cd-8d4fabcfd6b1.jpg?v=1722414047","https://cdn.shopify.com/s/files/1/0874/3455/9776/files/roy_wb_clr_f_800_11d14806-eedc-4c30-8410-4cc59be73e2a.jpg?v=1722414049","https://cdn.shopify.com/s/files/1/0874/3455/9776/files/roy_wg_clr_s_800_9f3a6183-a26e-46dc-b358-f922846d777e.jpg?v=1722414049"],"price":450,"currency":"USD","in_stock":true,"inventory_qty":29997,"dynamic_pricing":false,"listed_at":"2026-06-18T20:45:42.023Z"},"share_url":"https://firestarter.network/l/lst_93E078Us","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_93E078Us' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy ROY 47 - Rx' 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."]}}