Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCgQtLUb9MWdIPnYEL98lbW5hshw1IERvA7eQ7himyFe2VLFtN3cc5k5aVV… (1,748 chars)"
  }
}