Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwBG6Mhi+wCqFhadGgZvO5ZV+K6TL+ICzP++s8aaYWV1/wL/bNpg9IHZh6SS… (844 chars)"
  }
}