Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQClLmX5yhk2Zi4+0+b/iZFz1M6+ns9vgNCo0m2E3UnipH71q2C7cEmQQe3c… (1,748 chars)"
  }
}