Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCCMeZzG7EpDX89Y8z4r4InPGRRGM2JeE8X55j8q8R4hiFQJGi9xoRkTtGm… (1,748 chars)"
  }
}