diff --git a/examples/apis/cardtoken/create/main.go b/examples/apis/cardtoken/create/main.go
index 7a5eed0b..f7c756ac 100644
--- a/examples/apis/cardtoken/create/main.go
+++ b/examples/apis/cardtoken/create/main.go
@@ -19,7 +19,22 @@ func main() {
 
 	client := cardtoken.NewClient(cfg)
 
-	result, err := client.Create(context.Background(), cardtoken.Request{})
+	var req = cardtoken.Request{
+		SiteID:          "{{SiteID}}",
+		CardNumber:      "{{CardNumber}}",
+		ExpirationMonth: "11",
+		ExpirationYear:  "2025",
+		SecurityCode:    "123",
+		Cardholder: &cardtoken.Cardholder{
+			Identification: &cardtoken.Identification{
+				Type:   "CPF",
+				Number: "{{CPFNumber}}",
+			},
+			Name: "{{PaymentMethod}}",
+		},
+	}
+
+	result, err := client.Create(context.Background(), req)
 	if err != nil {
 		return
 	}
diff --git a/pkg/cardtoken/client.go b/pkg/cardtoken/client.go
index 60064460..7b212d4e 100644
--- a/pkg/cardtoken/client.go
+++ b/pkg/cardtoken/client.go
@@ -2,7 +2,6 @@ package cardtoken
 
 import (
 	"context"
-	"fmt"
 
 	"github.com/mercadopago/sdk-go/pkg/config"
 	"github.com/mercadopago/sdk-go/pkg/internal/httpclient"
@@ -27,7 +26,7 @@ func NewClient(c *config.Config) Client {
 func (c *client) Create(ctx context.Context, request Request) (*Response, error) {
 	res, err := httpclient.Post[Response](ctx, c.cfg, url, request)
 	if err != nil {
-		return nil, fmt.Errorf("error create card token: %w", err)
+		return nil, err
 	}
 	return res, nil
 }
diff --git a/pkg/cardtoken/client_test.go b/pkg/cardtoken/client_test.go
index 0d59be0f..f226352b 100644
--- a/pkg/cardtoken/client_test.go
+++ b/pkg/cardtoken/client_test.go
@@ -70,7 +70,7 @@ func TestCreate(t *testing.T) {
 				ctx: context.Background(),
 			},
 			want:    nil,
-			wantErr: "error create card token: transport level error: some error",
+			wantErr: "transport level error: some error",
 		},
 	}
 	for _, tt := range tests {
diff --git a/pkg/cardtoken/mock.go b/pkg/cardtoken/mock.go
index 8a17b43e..77bcb907 100644
--- a/pkg/cardtoken/mock.go
+++ b/pkg/cardtoken/mock.go
@@ -11,8 +11,8 @@ func mockCardToken() *Response {
 		ExpirationMonth: 11,
 		ExpirationYear:  2025,
 		LastFourDigits:  "6351",
-		Cardholder: Cardholder{
-			Identification: Identification{
+		Cardholder: &Cardholder{
+			Identification: &Identification{
 				Number: "70383868084",
 				Type:   "CPF",
 			},
@@ -36,8 +36,8 @@ func MockCardTokenRequest() Request {
 		ExpirationMonth: "11",
 		ExpirationYear:  "2025",
 		SecurityCode:    "123",
-		Cardholder: Cardholder{
-			Identification: Identification{
+		Cardholder: &Cardholder{
+			Identification: &Identification{
 				Type:   "CPF",
 				Number: "70383868084",
 			},
diff --git a/pkg/cardtoken/request.go b/pkg/cardtoken/request.go
index f549a08e..68941ac4 100644
--- a/pkg/cardtoken/request.go
+++ b/pkg/cardtoken/request.go
@@ -1,17 +1,17 @@
 package cardtoken
 
 type Request struct {
-	SiteID          string     `json:"site_id"`
-	CardNumber      string     `json:"card_number"`
-	ExpirationYear  string     `json:"expiration_year"`
-	ExpirationMonth string     `json:"expiration_month"`
-	SecurityCode    string     `json:"security_code"`
-	Cardholder      Cardholder `json:"cardholder"`
+	SiteID          string      `json:"site_id"`
+	CardNumber      string      `json:"card_number"`
+	ExpirationYear  string      `json:"expiration_year"`
+	ExpirationMonth string      `json:"expiration_month"`
+	SecurityCode    string      `json:"security_code"`
+	Cardholder      *Cardholder `json:"cardholder,omitempty"`
 }
 
 type Cardholder struct {
-	Identification Identification `json:"identification"`
-	Name           string         `json:"name"`
+	Identification *Identification `json:"identification,omitempty"`
+	Name           string          `json:"name"`
 }
 
 type Identification struct {
diff --git a/pkg/cardtoken/response.go b/pkg/cardtoken/response.go
index 2c2ae3a0..359f7b65 100644
--- a/pkg/cardtoken/response.go
+++ b/pkg/cardtoken/response.go
@@ -3,19 +3,19 @@ package cardtoken
 import "time"
 
 type Response struct {
-	ID                 string     `json:"id"`
-	FirstSixDigits     string     `json:"first_six_digits"`
-	LastFourDigits     string     `json:"last_four_digits"`
-	Status             string     `json:"status"`
-	LuhnValidation     bool       `json:"luhn_validation"`
-	LiveMode           bool       `json:"live_mode"`
-	RequireEsc         bool       `json:"require_esc"`
-	ExpirationMonth    int        `json:"expiration_month"`
-	ExpirationYear     int        `json:"expiration_year"`
-	CardNumberLength   int        `json:"card_number_length"`
-	SecurityCodeLength int        `json:"security_code_length"`
-	DateCreated        *time.Time `json:"date_created"`
-	DateLastUpdated    *time.Time `json:"date_last_updated"`
-	DateDue            *time.Time `json:"date_due"`
-	Cardholder         Cardholder `json:"cardholder"`
+	ID                 string      `json:"id"`
+	FirstSixDigits     string      `json:"first_six_digits"`
+	LastFourDigits     string      `json:"last_four_digits"`
+	Status             string      `json:"status"`
+	LuhnValidation     bool        `json:"luhn_validation"`
+	LiveMode           bool        `json:"live_mode"`
+	RequireEsc         bool        `json:"require_esc"`
+	ExpirationMonth    int         `json:"expiration_month"`
+	ExpirationYear     int         `json:"expiration_year"`
+	CardNumberLength   int         `json:"card_number_length"`
+	SecurityCodeLength int         `json:"security_code_length"`
+	DateCreated        *time.Time  `json:"date_created"`
+	DateLastUpdated    *time.Time  `json:"date_last_updated"`
+	DateDue            *time.Time  `json:"date_due"`
+	Cardholder         *Cardholder `json:"cardholder"`
 }