Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQHvpbcVk/58AsWKJ5NfWL5pJ3ckZpKaH9edtRWL6Z452mCEqFm8Kkme0gFv… (1,748 chars)"
  }
}