Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCBb5fNlYAkFVxLArjV3WyI9IyUY+jsOMN6ojQO/5mopEZSlSdpan6RuPco… (1,748 chars)"
  }
}