Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCMymEtpoo+OM/FVw9Hq7joNn28MOYqKpk+Ma71dC4CqCBDnjx7dUOWe/fp… (1,748 chars)"
  }
}