Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBWKwYlhmLKWORK10Yibrjao+QEC2bRei8bO+LGfXO6P3qysKA0qFqj6Rbq… (1,748 chars)"
  }
}