Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQGAZ0iHhLG9o/OYj2bI8SEk1LEXaMG/RgdgIjjXFhwu9gynlbzUchps2ta+… (1,748 chars)"
  }
}