Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBJz8aZ9ub+qNEjKqRZ6HI0ynMjZsYdOZTP05XOZJ+u4mNxdUul5hOjALhP… (1,748 chars)"
  }
}