Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQANwgqFc52IGSF0z5FPYEalXE2x+6qL2VHCvRikJpC8eEmVM4/3M4ijpQ/N… (1,748 chars)"
  }
}