Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQCoyZ6OeXjXWdMSk0s0X7ACURwJBG/B3+TjIRXweYfFyCDKWxZ6vzOz4K3j… (1,748 chars)"
  }
}