Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBWAZ2/7+1bol7Apj0/kidcH8kd/Ku/U1PsMELmLC5C13DuJWvXacYJ1oX3… (1,748 chars)"
  }
}