Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQC6T7jlPK14CeRNwjZEznOAkr0489u8D0iioVBbX9Q4olI3+r3+8XvkGBhh… (1,748 chars)"
  }
}