{"type":"firestarter.listing","listing":{"id":"lst_D3zVAUwC","product_name":"Large Bubble Letter Charm","category":"Charms","description":"Personalize your charm necklace with these fun bubble letter initial charms! Crafted in gold-filled material, they add a playful touch to your jewelry collection.\nSize: Approx. 17.5mm x 12mm x 4mm","images":["https://cdn.shopify.com/s/files/1/0248/5334/8403/files/Gold-Filled-Bubble-Letter-Charm-Charms-1.png?v=1739501625"],"price":22,"currency":"USD","in_stock":true,"inventory_qty":259974,"dynamic_pricing":false,"listed_at":"2026-06-18T20:45:33.894Z"},"share_url":"https://firestarter.network/l/lst_D3zVAUwC","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_D3zVAUwC' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Large Bubble Letter Charm' and a budget_max comfortably above $22.00 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."]}}