{"type":"firestarter.listing","listing":{"id":"lst_mcrgKQMz","product_name":"Sterling Silver Onyx CZ Cluster Stud Earrings","category":"Earrings > Studs","description":"Sterling Silver Onyx CZ Cluster Stud EarringsSterling Silver 925Black Cubic Zirconia stonesOutside diameter = 8.2mm - 6.2mm at longest and widest points onlyButterfly fittingSold as a single or pair of studsGift ready - branded cotton gift bag included","images":["https://cdn.shopify.com/s/files/1/0247/1034/8875/files/il_fullxfull.4684689771_tcbx.jpg?v=1708683576","https://cdn.shopify.com/s/files/1/0247/1034/8875/files/il_fullxfull.5333913124_eidu.jpg?v=1736854143","https://cdn.shopify.com/s/files/1/0247/1034/8875/files/il_fullxfull.4636454444_n2hh.jpg?v=1736854143","https://cdn.shopify.com/s/files/1/0247/1034/8875/files/il_fullxfull.4646915496_dz7s.jpg?v=1736854143"],"price":6.5,"currency":"USD","in_stock":true,"inventory_qty":19998,"dynamic_pricing":false,"listed_at":"2026-06-18T20:45:45.498Z"},"share_url":"https://firestarter.network/l/lst_mcrgKQMz","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_mcrgKQMz' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Sterling Silver Onyx CZ Cluster Stud Earrings' and a budget_max comfortably above $6.50 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."]}}