diff --git a/dto.go b/dto.go
index 4d279b6..1622ac7 100644
--- a/dto.go
+++ b/dto.go
@@ -50,7 +50,7 @@ type RequestInitialize struct {
 	RefNo2         string            `json:"refno2,omitempty"`
 	AutoSettle     bool              `json:"autoSettle,omitempty"`
 	Customer       *Customer         `json:"customer,omitempty"`
-	Card           *CardAlias        `json:"card,omitempty"`
+	Card           *Card             `json:"card,omitempty"`
 	Amount         int               `json:"amount,omitempty"`
 	Language       string            `json:"language,omitempty"` // Enum: "en" "de" "fr" "it" "es" "el" "no" "da" "pl" "pt" "ru" "ja"
 	PaymentMethods []string          `json:"paymentMethods,omitempty"`
@@ -75,7 +75,7 @@ type RequestAuthorize struct {
 	AutoSettle bool   `json:"autoSettle,omitempty"`
 	// The card object to be submitted when authorizing with an existing credit
 	// card alias.
-	Card         *CardAlias `json:"card,omitempty"`
+	Card         *Card `json:"card,omitempty"`
 	CustomFields `json:"-"`
 }
 
@@ -93,10 +93,10 @@ type RequestAuthorizeTransaction struct {
 }
 
 type RequestValidateAlias struct {
-	Currency     string     `json:"currency,omitempty"`
-	RefNo        string     `json:"refno,omitempty"`
-	RefNo2       string     `json:"refno2,omitempty"`
-	Card         *CardAlias `json:"card,omitempty"`
+	Currency     string `json:"currency,omitempty"`
+	RefNo        string `json:"refno,omitempty"`
+	RefNo2       string `json:"refno2,omitempty"`
+	Card         *Card  `json:"card,omitempty"`
 	CustomFields `json:"-"`
 }
 
@@ -117,12 +117,12 @@ type RequestCredit struct {
 }
 
 type RequestCreditAuthorize struct {
-	Currency     string     `json:"currency,omitempty"`
-	RefNo        string     `json:"refno,omitempty"`
-	Card         *CardAlias `json:"card,omitempty"`
-	Amount       int        `json:"amount,omitempty"`
-	AutoSettle   bool       `json:"autoSettle,omitempty"`
-	Refno2       string     `json:"refno2,omitempty"`
+	Currency     string `json:"currency,omitempty"`
+	RefNo        string `json:"refno,omitempty"`
+	Card         *Card  `json:"card,omitempty"`
+	Amount       int    `json:"amount,omitempty"`
+	AutoSettle   bool   `json:"autoSettle,omitempty"`
+	Refno2       string `json:"refno2,omitempty"`
 	CustomFields `json:"-"`
 }
 
@@ -137,11 +137,150 @@ type CardMaskedSimple struct {
 	Masked string `json:"masked,omitempty"`
 }
 
-type CardAlias struct {
-	Alias          string `json:"alias,omitempty"`
-	ExpiryMonth    string `json:"expiryMonth,omitempty"`
-	ExpiryYear     string `json:"expiryYear,omitempty"`
-	CreateAliasCVV bool   `json:"createAliasCVV,omitempty"` // only used when initializing a transaction
+type Card struct {
+	Alias       string `json:"alias,omitempty"`
+	AliasCVV    string `json:"aliasCVV,omitempty"`
+	ExpiryMonth string `json:"expiryMonth,omitempty"`
+	ExpiryYear  string `json:"expiryYear,omitempty"`
+	ThreeD      struct {
+		PreferredProtocolVersion        string `json:"preferredProtocolVersion,omitempty"`
+		EnforcePreferredProtocolVersion bool   `json:"enforcePreferredProtocolVersion,omitempty"`
+		DeviceChannel                   string `json:"deviceChannel,omitempty"`
+		MessageCategory                 string `json:"messageCategory,omitempty"`
+		ThreeDSCompInd                  string `json:"threeDSCompInd,omitempty"`
+		ThreeDSRequestor                struct {
+			ThreeDSRequestorAuthenticationInd  string `json:"threeDSRequestorAuthenticationInd,omitempty"`
+			ThreeDSRequestorAuthenticationInfo struct {
+				ThreeDSReqAuthMethod    string `json:"threeDSReqAuthMethod,omitempty"`
+				ThreeDSReqAuthTimestamp string `json:"threeDSReqAuthTimestamp,omitempty"`
+				ThreeDSReqAuthData      string `json:"threeDSReqAuthData,omitempty"`
+			} `json:"threeDSRequestorAuthenticationInfo,omitempty"`
+			ThreeDSRequestorChallengeInd            string `json:"threeDSRequestorChallengeInd,omitempty"`
+			ThreeDSRequestorPriorAuthenticationInfo struct {
+				ThreeDSReqPriorRef           string `json:"threeDSReqPriorRef,omitempty"`
+				ThreeDSReqPriorAuthMethod    string `json:"threeDSReqPriorAuthMethod,omitempty"`
+				ThreeDSReqPriorAuthTimestamp string `json:"threeDSReqPriorAuthTimestamp,omitempty"`
+				ThreeDSReqPriorAuthData      string `json:"threeDSReqPriorAuthData,omitempty"`
+			} `json:"threeDSRequestorPriorAuthenticationInfo,omitempty"`
+		} `json:"threeDSRequestor,omitempty"`
+		ThreeDSServerTransID string `json:"threeDSServerTransID,omitempty"`
+		CardholderAccount    struct {
+			AcctType       string `json:"acctType,omitempty"`
+			CardExpiryDate string `json:"cardExpiryDate,omitempty"`
+			AcctInfo       struct {
+				ChAccDate             string `json:"chAccDate,omitempty"`
+				ChAccChangeInd        string `json:"chAccChangeInd,omitempty"`
+				ChAccChange           string `json:"chAccChange,omitempty"`
+				ChAccPwChangeInd      string `json:"chAccPwChangeInd,omitempty"`
+				ChAccPwChange         string `json:"chAccPwChange,omitempty"`
+				ShipAddressUsageInd   string `json:"shipAddressUsageInd,omitempty"`
+				ShipAddressUsage      string `json:"shipAddressUsage,omitempty"`
+				TxnActivityDay        int    `json:"txnActivityDay,omitempty"`
+				TxnActivityYear       int    `json:"txnActivityYear,omitempty"`
+				ProvisionAttemptsDay  int    `json:"provisionAttemptsDay,omitempty"`
+				NbPurchaseAccount     int    `json:"nbPurchaseAccount,omitempty"`
+				SuspiciousAccActivity string `json:"suspiciousAccActivity,omitempty"`
+				ShipNameIndicator     string `json:"shipNameIndicator,omitempty"`
+				PaymentAccInd         string `json:"paymentAccInd,omitempty"`
+				PaymentAccAge         string `json:"paymentAccAge,omitempty"`
+			} `json:"acctInfo,omitempty"`
+			AcctNumber  string `json:"acctNumber,omitempty"`
+			SchemeID    string `json:"schemeId,omitempty"`
+			AcctID      string `json:"acctID,omitempty"`
+			PayTokenInd bool   `json:"payTokenInd,omitempty"`
+		} `json:"cardholderAccount,omitempty"`
+		Cardholder struct {
+			AddrMatch        string `json:"addrMatch,omitempty"`
+			BillAddrCity     string `json:"billAddrCity,omitempty"`
+			BillAddrCountry  string `json:"billAddrCountry,omitempty"`
+			BillAddrLine1    string `json:"billAddrLine1,omitempty"`
+			BillAddrLine2    string `json:"billAddrLine2,omitempty"`
+			BillAddrLine3    string `json:"billAddrLine3,omitempty"`
+			BillAddrPostCode string `json:"billAddrPostCode,omitempty"`
+			BillAddrState    string `json:"billAddrState,omitempty"`
+			Email            string `json:"email,omitempty"`
+			HomePhone        struct {
+				Cc         string `json:"cc,omitempty"`
+				Subscriber string `json:"subscriber,omitempty"`
+			} `json:"homePhone,omitempty"`
+			MobilePhone struct {
+				Cc         string `json:"cc,omitempty"`
+				Subscriber string `json:"subscriber,omitempty"`
+			} `json:"mobilePhone,omitempty"`
+			WorkPhone struct {
+				Cc         string `json:"cc,omitempty"`
+				Subscriber string `json:"subscriber,omitempty"`
+			} `json:"workPhone,omitempty"`
+			CardholderName   string `json:"cardholderName,omitempty"`
+			ShipAddrCity     string `json:"shipAddrCity,omitempty"`
+			ShipAddrCountry  string `json:"shipAddrCountry,omitempty"`
+			ShipAddrLine1    string `json:"shipAddrLine1,omitempty"`
+			ShipAddrLine2    string `json:"shipAddrLine2,omitempty"`
+			ShipAddrLine3    string `json:"shipAddrLine3,omitempty"`
+			ShipAddrPostCode string `json:"shipAddrPostCode,omitempty"`
+			ShipAddrState    string `json:"shipAddrState,omitempty"`
+		} `json:"cardholder,omitempty"`
+		RelaxRegionalValidationRules bool `json:"relaxRegionalValidationRules,omitempty"`
+		Purchase                     struct {
+			PurchaseInstalData    int `json:"purchaseInstalData,omitempty"`
+			MerchantRiskIndicator struct {
+				ShipIndicator        string `json:"shipIndicator,omitempty"`
+				DeliveryTimeframe    string `json:"deliveryTimeframe,omitempty"`
+				DeliveryEmailAddress string `json:"deliveryEmailAddress,omitempty"`
+				ReorderItemsInd      string `json:"reorderItemsInd,omitempty"`
+				PreOrderPurchaseInd  string `json:"preOrderPurchaseInd,omitempty"`
+				PreOrderDate         string `json:"preOrderDate,omitempty"`
+				GiftCardAmount       int    `json:"giftCardAmount,omitempty"`
+				GiftCardCurr         string `json:"giftCardCurr,omitempty"`
+				GiftCardCount        string `json:"giftCardCount,omitempty"`
+			} `json:"merchantRiskIndicator,omitempty"`
+			PurchaseAmount     int    `json:"purchaseAmount,omitempty"`
+			PurchaseCurrency   string `json:"purchaseCurrency,omitempty"`
+			PurchaseExponent   int    `json:"purchaseExponent,omitempty"`
+			PurchaseDate       string `json:"purchaseDate,omitempty"`
+			RecurringExpiry    string `json:"recurringExpiry,omitempty"`
+			RecurringFrequency int    `json:"recurringFrequency,omitempty"`
+			TransType          string `json:"transType,omitempty"`
+		} `json:"purchase,omitempty"`
+		Acquirer struct {
+			AcquirerBin        string `json:"acquirerBin,omitempty"`
+			AcquirerMerchantID string `json:"acquirerMerchantId,omitempty"`
+		} `json:"acquirer,omitempty"`
+		Merchant struct {
+			Mcc                 string `json:"mcc,omitempty"`
+			MerchantCountryCode string `json:"merchantCountryCode,omitempty"`
+			MerchantName        string `json:"merchantName,omitempty"`
+		} `json:"merchant,omitempty"`
+		BroadInfo struct {
+			Message string `json:"message,omitempty"`
+		} `json:"broadInfo,omitempty"`
+		DeviceRenderOptions struct {
+			SdkInterface string   `json:"sdkInterface,omitempty"`
+			SdkUIType    []string `json:"sdkUiType,omitempty"`
+		} `json:"deviceRenderOptions,omitempty"`
+		MessageExtension []struct {
+			ID                   string `json:"id,omitempty"`
+			Name                 string `json:"name,omitempty"`
+			CriticalityIndicator bool   `json:"criticalityIndicator,omitempty"`
+			Data                 struct {
+				ValueOne string `json:"valueOne,omitempty"`
+				ValueTwo string `json:"valueTwo,omitempty"`
+			} `json:"data,omitempty"`
+		} `json:"messageExtension,omitempty"`
+		BrowserInformation struct {
+			BrowserAcceptHeader string `json:"browserAcceptHeader,omitempty"`
+			BrowserIP           string `json:"browserIP,omitempty"`
+			BrowserJavaEnabled  bool   `json:"browserJavaEnabled,omitempty"`
+			BrowserLanguage     string `json:"browserLanguage,omitempty"`
+			BrowserColorDepth   string `json:"browserColorDepth,omitempty"`
+			BrowserScreenHeight int    `json:"browserScreenHeight,omitempty"`
+			BrowserScreenWidth  int    `json:"browserScreenWidth,omitempty"`
+			BrowserTZ           int    `json:"browserTZ,omitempty"`
+			BrowserUserAgent    string `json:"browserUserAgent,omitempty"`
+			ChallengeWindowSize string `json:"challengeWindowSize,omitempty"`
+		} `json:"browserInformation,omitempty"`
+		ThreeRIInd string `json:"threeRIInd,omitempty"`
+	} `json:"3D,omitempty"`
 }
 
 type ResponseStatus struct {