Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCcBRnyNVFDb/PpPRE6D8o1lozDuUaRTjM2wf/l5v1zbh8Z44AmBvzEz0hU… (1,748 chars)"
  }
}