Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDSyHFxZFrNtlEjpcu9ugwb/C2K7+sOVY/T7Q2rpAy0clwRorr7aYthxh2j… (1,748 chars)"
  }
}