Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQFIo1Hi7rPRRIQ3OpQa/zifsIGm3PqWxe9l7otAa7lw9BGuLyYGZUCu0IT6… (1,748 chars)"
  }
}