Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCV5zU27NXJD3zd8IvQ/xOa7ZCZBiKJIysQYdXMF4ypYEYLrzriOSjmtr9p… (1,748 chars)"
  }
}