Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCH/UWzpFAXBE1RpK9vSpaA8K7IZBKkrsm/u/yzLmf4gxYw62YmHdmRbdf6… (1,748 chars)"
  }
}