Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQClPRCNx9AW4CdC+YyDkYcFiXJqsT31cEl0JViPGfiA9iA7SewelgLyPK52… (1,748 chars)"
  }
}