Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQLUzG/IgZXKvT5lLpxjidaqZj/8Y9lwJZaqCIoRrjKL+HEfGZU8CVzEBV+t… (1,748 chars)"
  }
}