Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQB5B85ayPiqi0NTTAkBNP3a8BYSLn3I2uxa+xBpjxz6Gn5CmUkXkCp4Y8Qw… (1,748 chars)"
  }
}