curl --request POST \
  --url https://api.nuwebgroup.com/v1/wallets/payouts/cancel \
  --header 'Authorization: Bearer <token>'

{
  "data": [
    {
      "type": "walletTransactions",
      "id": 1,
      "attributes": {
        "customerId": 1,
        "walletId": 123,
        "type": 1,
        "typeSlug": "payout",
        "typeName": "Payout",
        "amount": -725,
        "oldBalance": 1000,
        "newBalance": 1725,
        "createdAt": "2021-11-26T11:59:00.000000Z",
        "updatedAt": "2021-11-26T11:59:00.000000Z",
        "confirmedAt": null,
        "cancelledAt": "2021-11-26T12:00:00.000000Z"
      },
      "relationships": {
        "wallets": {
          "type": "wallets",
          "id": 4
        }
      }
    }
  ],
  "included": [
    {
      "type": "wallets",
      "id": 1,
      "attributes": {
        "id": 1,
        "company_id": 1,
        "user_id": 9,
        "currency_id": 32,
        "currency_code": "GBP",
        "currency_name": "Pounds",
        "currency_symbol": "£",
        "available_balance": 1725,
        "refundable_balance_online": 500,
        "refundable_balance_offline": 1725,
        "createdAt": "2021-01-01T12:00:00.000000Z",
        "updatedAt": "2021-01-01T12:00:00.000000Z"
      }
    }
  ]
}