Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQB0jkEFVC2TJR0ahRhY0sIMsaaR5bHpVyj1Tul1nv883F3+DfAW2PU8JjMi… (1,748 chars)"
  }
}