Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQEV3UXM4fWVlN1v8xKec5nH5qmGeQ9aoiGac6WF69RvJENXjae7G4L5Iw0y… (1,748 chars)"
  }
}