Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQEam0SgZ+f2rjh5WFzMh6AddPJdlgAMXvJ76nfaKLBDcy4O2ydl1dxj5EZm… (1,748 chars)"
  }
}