Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQERPX1FWSn8Do0rUe8MdNaZsv9BbcYY/PJ9kBkENPuR/Hd6mJEfqlzApcoi… (1,748 chars)"
  }
}