Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQBsDdMDxwWycf0i+grQzuiTxO5BTP1LPVZhI4S3slPoqXTXUrJOko4r13Vx… (1,748 chars)"
  }
}