Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCpCywA6QMj7IQcfbH/2XzTXhdPVuuIb4RgWH+Z7I7cLQvYlMP6ly4tUhRi… (1,748 chars)"
  }
}