Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwGOnUtWbNj8oSg2Xj2QQR+INupfo2PfsZ8d9t8AO5/oZ2wp0YBg6U2Vbpjz… (844 chars)"
  }
}