Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBhvpHKpbDiIMhJQT0Zqs+jM+jXWm73Brk6QofRE849jWx5+UCX+yX4zprM… (1,748 chars)"
  }
}