Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBAlnaptP2TOlcBHuKa+Bf9Rq1DeKa+Sm2WUJ5ALSkdYiqJ0V4lGHmWZzvv… (1,748 chars)"
  }
}