Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDBq1ZpakqJ2WUbHPaT6SApYT3yVfBK765rWIRhWA5z9zHv4OADGJHl/cdH… (1,748 chars)"
  }
}