Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQEhWbBILPddRcPjBRZfHVqPKkYiXSXadbWwIoz82/l35y6HbNGDKmvctZNP… (1,748 chars)"
  }
}