Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQHw9Q9vbYwvoCnGTkUlT7FSRl5CAR/shdTw2WQjmPmoGH3lmQ2M2PIz4FyQ… (1,748 chars)"
  }
}