Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwEYE7zqnDMz0RjXXERxZYQ3R/gG00uuzM6naq+uRlUGqD1dUqW3lt5Mbmfx… (844 chars)"
  }
}