Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQAZwAkPeYr4eY4s6xBB5qI8fXybRo+jZBQdMqkaBWuIPXpgKrUwX83ys3by… (1,748 chars)"
  }
}