Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQGHBkDc/Blq2GjU+KwXd6sda+xSHFIiQi5hhfsKcBAFnGpAi+G9cf0YK+td… (1,748 chars)"
  }
}