Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwB9ZFVDqU4WOLtqI8XyoIOBlVFXbxBK9tY4kAFo0cDivlxACGP68Z1+kW1W… (844 chars)"
  }
}