Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCvITDdVTBI/fdjFkxEBayoK5MzT4HREUZoqL6RrdbuxGj07F9yed+YKrL+… (1,748 chars)"
  }
}