Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQByHDQAePsxM8Ylbk3o5+l1yLFwDOD82rR2pqMJV5B6UEnApIwpCCRHH2T6… (1,748 chars)"
  }
}