Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCZ7PGNmfwkt1M8fG7CJgnFFHVyJPsOeSa6ionhpFX9REqfcZjGwcv2ObOE… (1,748 chars)"
  }
}