{"type":"firestarter.listing","listing":{"id":"lst_MUf2adRO","product_name":"What the Shift Keychain","category":"Accessory","description":"You know when you're on a good drive. Perfectly clipping apexes, rev matching downshifts and carrying momentum. Nothing ruins the rhythm quite like an unexpected surprise around the bend. Heel-toe is pretty useful to know but the clutch-brake is of utmost importance.\nBuy any 3 keychains and save $3!","images":["https://cdn.shopify.com/s/files/1/0166/4148/files/ohshiftdetail.jpg?v=1775672527"],"price":5.99,"currency":"USD","in_stock":true,"inventory_qty":9999,"dynamic_pricing":false,"listed_at":"2026-06-20T16:26:17.860Z","product_rating":null,"product_rating_count":0,"seller_rating":null,"seller_rating_count":0,"units_sold":0,"reviews":{"count":0,"top":[]},"videos":[]},"share_url":"https://firestarter.network/l/lst_MUf2adRO","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_MUf2adRO' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy What the Shift Keychain' and a budget_max comfortably above $5.99 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."]}}