Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQA8a99LloHGgexyDK9J1ezK2oejTHaF7bTxHwlYG55HuDEyJjgYIlh/48B3… (1,748 chars)"
  }
}