{"type":"firestarter.listing","listing":{"id":"lst_m-5h50Gh","product_name":"RECTANGLE SIGNET","category":"Ring","description":"Our Rectangle Signet has been lovingly designed and finished in our studio and cast locally in Melbourne.\nThe face measures 15mm x 9mm with a band that tapers down from 9mm to 3mm at the base.\nThe inside of the face of the ring has been hollowed out to allow airflow and to take some weight out of the ring. \nStones can be custom set on request and engraving is available on this ring.\nSizes start at an N which is our standard medium size. Other sizes not listed and 18ct gold are available on request.","images":["https://cdn.shopify.com/s/files/1/2323/1093/files/DSCF5832.jpg?v=1730592090","https://cdn.shopify.com/s/files/1/2323/1093/files/DSCF54631.jpg?v=1730592082","https://cdn.shopify.com/s/files/1/2323/1093/files/DSCF54641.jpg?v=1730592082","https://cdn.shopify.com/s/files/1/2323/1093/files/DSCF4743.jpg?v=1728696797","https://cdn.shopify.com/s/files/1/2323/1093/files/DSCF4753.jpg?v=1728696797","https://cdn.shopify.com/s/files/1/2323/1093/files/DSCF4665.jpg?v=1728696143","https://cdn.shopify.com/s/files/1/2323/1093/files/DSCF4655.jpg?v=1728696143","https://cdn.shopify.com/s/files/1/2323/1093/files/DSCF5826.jpg?v=1730592090"],"price":336,"currency":"USD","in_stock":true,"inventory_qty":279972,"dynamic_pricing":false,"listed_at":"2026-06-18T20:45:32.499Z"},"share_url":"https://firestarter.network/l/lst_m-5h50Gh","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-5h50Gh' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy RECTANGLE SIGNET' and a budget_max comfortably above $336.00 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."]}}