Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQAI3MqivoSln4sE3ZG/Rk5XyjwvlyktxQ1LXTZWPPF+kDPLKOig5j6oTW34… (1,748 chars)"
  }
}