Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwH0y1wjBFfLoLgbd3MUMfXrLHBQQJk+5rX4WDgywBYDlTGu5PULUdSjlDLu… (844 chars)"
  }
}