{"type":"firestarter.listing","listing":{"id":"lst_BcNRPc3g","product_name":"Fetch! Crib Sheet","category":"crib sheet","description":"Tennis ball, meet Pomeranian. \nHand silk screened on organic cotton.\n28\" x 52\" x 8\". Fits on a standard crib mattress. \nWash before use! Never use a sheet if it does not fit snugly on your mattress. \nIllustration by Kim Sielbeck.","images":["https://cdn.shopify.com/s/files/1/0670/0825/products/02_Crib_Sheet_Dogs_B_1576.jpg?v=1599161293","https://cdn.shopify.com/s/files/1/0670/0825/products/02_Crib_Sheet_Dogs_A_1578.jpg?v=1512077025","https://cdn.shopify.com/s/files/1/0670/0825/products/crib-sheets-1_5b24ca8e-4fdd-4230-8b4d-087e2f275670.gif?v=1529354308"],"price":55,"currency":"USD","in_stock":true,"inventory_qty":9999,"dynamic_pricing":false,"listed_at":"2026-06-18T20:43:54.010Z"},"share_url":"https://firestarter.network/l/lst_BcNRPc3g","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_BcNRPc3g' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Fetch! Crib Sheet' and a budget_max comfortably above $55.00 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."]}}