Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQCFD2dWzNLQuiu8IE7xy8OXqjqT4HWN5xDfQRrBuK3Id1TU/inLVZFWh4wz… (1,748 chars)"
  }
}