Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQDcf0+S/v/O9msc+47qiupUr2ywhV7ID53RdwCbyqq9Rk3N4q8X90h3APQS… (1,748 chars)"
  }
}