Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwDoGrQ9MZGqZ1ZFyEq0Ag7QzfxvOZk6ja6VA+f6Q8Q2IQc6mQ7mJLXUdeeN… (844 chars)"
  }
}