{"type":"firestarter.listing","listing":{"id":"lst_Xds8qC4C","product_name":"Callisto","category":"PHYSICAL","description":"Callisto is a peachy based multichrome with lots of multicolored sparkles. \n*Callisto is best applied using a glitter primer or setting spray.\nThis color may stain.\nApproved for Eye and Lip application. \n","images":["https://cdn.shopify.com/s/files/1/0071/8982/3539/files/Callisto.jpg?v=1716576773","https://cdn.shopify.com/s/files/1/0071/8982/3539/files/IMG_0554_46cf2a75-33e4-4db3-84f2-26442fd83b3b.jpg?v=1716576773","https://cdn.shopify.com/s/files/1/0071/8982/3539/files/IMG_0751_d96b2948-b125-4e7e-bdeb-d11d9c010719.jpg?v=1716576773","https://cdn.shopify.com/s/files/1/0071/8982/3539/files/IMG_0554_N_88f18be4-bf57-4398-8551-0aa07bcda80c.jpg?v=1716576773"],"price":17.5,"currency":"USD","in_stock":true,"inventory_qty":9999,"dynamic_pricing":false,"listed_at":"2026-06-18T20:44:59.641Z"},"share_url":"https://firestarter.network/l/lst_Xds8qC4C","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_Xds8qC4C' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Callisto' and a budget_max comfortably above $17.50 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."]}}