Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQC/KlIo+b3w7aMEeQijzGafh4PzU3TIWjaWRtZOBf85XwSC2UL3qqE8mkDs… (1,748 chars)"
  }
}