Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQC2wF4aQ1x+EdmaiHXXcCP/EyVrbVs/v9i6PTsLpOM/sT5uCX47CxyNyp9n… (1,748 chars)"
  }
}