Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDEHQLKYYD2aaftsU4/uaZL5Ur/fQEhBWtcpgmUFs6lEHPn5xY5sXgYIV/f… (1,748 chars)"
  }
}