Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQC/ty0H4ihbmrtS0hojqQHjHH7AUvkpSbGBBp148sWR/zDn5q3k8/rs6yU8… (1,748 chars)"
  }
}