Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQCMxZwjf/PZQQiYdnHovF4YWcF+ctiCfizShFP1/qqB0y5kYdDnBBhtBbxt… (1,748 chars)"
  }
}