Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCAJHD2UwbrgkPaaOORR5pAYm2BgJNDloIwqX6Bd9Z0jQb6hNysj/1zEZKY… (1,748 chars)"
  }
}