Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDGb97OjB6cY1n4Ifxu8wQmyAnfgsGJZ8mGIWuU3Nd2gG+QBW90uNXQD9Pv… (1,748 chars)"
  }
}