Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQEHEDR6tQhJqYu7tKVj2iMOpiUnWO+h3YDG/xeq46QffQQ9TgFOfbr1wNTB… (1,748 chars)"
  }
}