Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQC2zp9MezH8LWsYDqRfhS3CzclSvNYHYfjJiBwL1xOpvBKY4O2QiaSMmZJ4… (1,748 chars)"
  }
}