curl --request GET \
  --url https://public-api.etoro.com/api/v1/sub-accounts/me/accounts \
  --header 'Authorization: Bearer <token>' \
  --header 'x-api-key: <x-api-key>' \
  --header 'x-request-id: <x-request-id>' \
  --header 'x-user-key: <x-user-key>'

{
  "accounts": [
    {
      "subAccountId": "ZXRvcm8tdHJhZGluZw",
      "status": "Approved",
      "providerName": "etoro-trading",
      "accountId": "123456789",
      "accountType": "Trading",
      "accountVisibility": "Visible",
      "accountCurrencies": [
        "USD"
      ],
      "externalUserId": "123456789",
      "additionalData": {
        "gcid": 123456789,
        "realCid": 654321,
        "demoCid": 111222,
        "username": "my-trading-account"
      }
    }
  ]
}