Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBGUHsDBiR4O/EpuAIX/+HfwtAuvGZbfuG0gtMPrrgQjwAsscH3Q4JXyHEJ… (1,748 chars)"
  }
}