Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwF8dm8MYJlpGRPWZJD95xZFu+B/5Yj4ZtsMb+hcCVPgMDSS+QxA9U+qivld… (844 chars)"
  }
}