Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDTQejH6/LfWPWhkQvzxsM1+mJJTz7GobIlQWxoD+4wuC5BeseemiXqr8cH… (1,748 chars)"
  }
}