Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQC8oElf+Tx7mVeaMcF6ON2B0SIlP1e7OMbAi7uEohu9qFATr+08EKkJcsau… (1,748 chars)"
  }
}