Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBhFH9/+InqY3MN0pYvou78k00OsH/9LPLk7Lq/UkSExi57RT/gOv9dDNz+… (1,748 chars)"
  }
}