Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBiZFLSsGKDm4znzIzTlsuWQHpuyWxtpndgQXMwkPk/gXET5uWvJDEQG9Zj… (1,748 chars)"
  }
}