Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQC4ApYD1eZx17GVSHLqPxeL39cPmRXHMGRBrDEY6EMh4UXPYDcB+oP8sJgJ… (1,748 chars)"
  }
}