Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQASte2eNBF0AK8qLRz6G1y3vykQFi+xB4eOgvyoOP98pjDzAs0H8XT2ftRY… (1,748 chars)"
  }
}