Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCMnTOY3MHZsQki51D1wQwyphwdj1wN01ZCapRcf+tVLGNZwf84Z3M4eW+Z… (1,748 chars)"
  }
}