{"type":"firestarter.listing","listing":{"id":"lst_m_2HwLv7","product_name":"18ct Gold Plated Onyx Square Signet Ring (Mens)","category":"Rings > Signet","description":"Onyx Square Signet Ring\n18ct Gold Plated (Base metal - Sterling Silver 925)Onyx stoneOnyx stone measures: 10mm (h) x 10mm (w)Band thickness: 3mmSold as a single ringBranded cotton gift bag included","images":["https://cdn.shopify.com/s/files/1/0247/1034/8875/files/A5-R-6126-9S-000-0_1_2272ebae-f50d-4784-bc28-ea3258044a23.jpg?v=1700577604","https://cdn.shopify.com/s/files/1/0247/1034/8875/files/IMG_6907copy22514756612650263280_b670331e-1b9e-4934-b1ea-14b38040ffc5.jpg?v=1710777515","https://cdn.shopify.com/s/files/1/0247/1034/8875/files/A5-R-6126-9S-000-0_3_71d4f13c-8fb2-49cc-bfd6-e5f2e6e26307.jpg?v=1710777515","https://cdn.shopify.com/s/files/1/0247/1034/8875/files/IMG_6925copy092947566126.jpg?v=1710777561"],"price":66,"currency":"USD","in_stock":true,"inventory_qty":59994,"dynamic_pricing":false,"listed_at":"2026-06-18T20:45:45.649Z"},"share_url":"https://firestarter.network/l/lst_m_2HwLv7","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_m_2HwLv7' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy 18ct Gold Plated Onyx Square Signet Ring (Mens)' and a budget_max comfortably above $66.00 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."]}}