Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwCv66u7tiSkZlMVZWPHJjAyY0Wg1o/Kzw7keZsv7jA5lSGFZE9GjBR4XxTw… (844 chars)"
  }
}