Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQEf6+EbxhyuxrpgQfvdU6WrJT4OO30w2tX8JNs5kQUi5gOFreyUkbnH3zw3… (1,748 chars)"
  }
}