Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBbaupnLdFEUPHtH5d8nyv/DzPfNMG2VnMRJQBYD8RiiTMazCWM3OtTP/3t… (1,748 chars)"
  }
}