Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCS4a1SYjAUjF0BWtY+HMQhgBdtEwJPfQ5kCr0YbmpGbR5HzN4fc7qa+qTA… (1,748 chars)"
  }
}