{"type":"firestarter.listing","listing":{"id":"lst_xTKmoDCH","product_name":"Shoulder Strap (wide)","category":null,"description":"Adjustable shoulder strap attaches to the D-rings found on our Rack Bag and Basket Bag.\n2” width with shoulder pad\nAdjustable length 28\" to 50\"\nMade in the USA 🇺🇸","images":["https://cdn.shopify.com/s/files/1/0799/7646/4599/files/2-2.jpg?v=1768213144","https://cdn.shopify.com/s/files/1/0799/7646/4599/files/1-2.webp?v=1768213144"],"price":15,"currency":"USD","in_stock":true,"inventory_qty":9999,"dynamic_pricing":false,"listed_at":"2026-06-18T20:46:43.786Z"},"share_url":"https://firestarter.network/l/lst_xTKmoDCH","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_xTKmoDCH' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Shoulder Strap (wide)' and a budget_max comfortably above $15.00 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."]}}