Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQAwMqXJkZLOTzCM3N5wZkfjOYkxPuJD1LprZE+d1AjCkG4faLHpZSMPITzA… (1,748 chars)"
  }
}