Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQAeEVzS6+HCts4ZIjszUkFIkYXO45qAzcZCag3ridZHkEjzA5q2T0zWxoXm… (1,748 chars)"
  }
}