Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBQH8AD9vCatWiJn/mj6tCrYuVQyfeT+FKbU3POp0lvY304t6/6BNHKJQxG… (1,748 chars)"
  }
}