Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQC6qziD/IELwvqn7Ha+xLO8VBBTxQqP0t9/QMfIgm66ER6/G9TgLsKFyG8K… (1,748 chars)"
  }
}