Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQCyVOO8XiFuBP+bIwBsm0xH8deEQCKbyo6+J/96JLJUy0Ib2Hso+YFH19NJ… (1,748 chars)"
  }
}