Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwHQ/4QpzgvUDtAkE3dhZY7oA5J6+/Lgz6B8Q87qml4iqiEvf4zYqwMSYNH2… (844 chars)"
  }
}