Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQD/pXHMXaZBhz6XCDdI3EWD73rc8OOKpbd/PTvG2hoeZi1pECe3RE6Zddqu… (1,748 chars)"
  }
}