Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBfOSgXXAeVJBKbFgpF3QATrlgoYH86PsKN1EuZdrvJoVI7YLztMRK1ZAAk… (1,748 chars)"
  }
}