Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQGHa4bp6U/TB85nYDJL4x7K9fUemTxH/vto7W/qY0oQeXd1s12fdXQ30+pz… (1,748 chars)"
  }
}