Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCKBiZ983SLVw8QQnfRY/CEzbOo6Ym1VIV7HMDvUugrT3afNMAJg4/41pK2… (1,748 chars)"
  }
}