Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQAnobsFcxL0tCx4aahSqQuHpwX+Z9hr/vRVX64o0lSI5mDSg4QIJk3cF7rx… (1,748 chars)"
  }
}