Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQAbT/axmVv5Sogr/u/298r/eXpWYb6LfC8BRAKKwu//5Sda1zIOT1QMJCOp… (1,748 chars)"
  }
}