xdappactions

{
  "name": "withdrawal",
  "base": "",
  "fields": [
    {
      "name": "verification_code",
      "type": "uint64"
    },
    {
      "name": "withdrawal_amount",
      "type": "string"
    },
    {
      "name": "symbol",
      "type": "string"
    },
    {
      "name": "memo",
      "type": "string"
    }
  ]
}