diff --git a/composer.json b/composer.json
index 1567cc9..19dd61a 100644
--- a/composer.json
+++ b/composer.json
@@ -30,7 +30,7 @@
             "@phpstan",
             "@phpunit"
         ],
-        "test:unit":"phpunit --configuration phpunit.xml --testdox --exclude e2e",
+        "test:unit":"phpunit --configuration phpunit.xml --testdox --exclude-group e2e",
         "test:e2e":"phpunit --configuration phpunit.xml --testdox --group e2e",
         "test:coverage":"phpunit --configuration phpunit.xml --coverage-clover build/logs/clover.xml --coverage-html build/coverage"
     },
diff --git a/src/Getnet/API/Credit.php b/src/Getnet/API/Credit.php
index 45f5d9a..3f44d02 100644
--- a/src/Getnet/API/Credit.php
+++ b/src/Getnet/API/Credit.php
@@ -1,6 +1,8 @@
 <?php
 namespace Getnet\API;
 
+use Getnet\API\Exception\GetnetException;
+
 /**
  * Class Credit
  *
@@ -19,6 +21,14 @@ class Credit implements \JsonSerializable
     // Pagamento parcelado com juros
     const TRANSACTION_TYPE_INSTALL_WITH_INTEREST = "INSTALL_WITH_INTEREST";
 
+    const COF_ONE_CLICK = 'ONE_CLICK';
+
+    const COF_ONE_CLICK_PAYMENT = 'ONE_CLICK_PAYMENT';
+
+    const COF_RECURRING = 'RECURRING';
+
+    const COF_RECURRING_PAYMENT = 'RECURRING_PAYMENT';
+
     private $authenticated;
 
     private $delayed;
@@ -39,6 +49,11 @@ class Credit implements \JsonSerializable
 
     private $cardholder_mobile;
 
+    // Tipo do COF (Credential On File).
+    private $credentials_on_file_type;
+    
+    private $transaction_id;
+
     /**
      *
      * @return mixed
@@ -252,4 +267,50 @@ public function setCardholderMobile($cardholder_mobile)
 
         return $this;
     }
+
+    /**
+     *
+     * @return mixed
+     */
+    public function getCredentialsOnFileType()
+    {
+        return $this->credentials_on_file_type;
+    }
+
+    /**
+     *
+     * @param mixed $credentials_on_file_type
+     */
+    public function setCredentialsOnFileType($credentials_on_file_type)
+    {
+        if (!in_array($credentials_on_file_type, [
+            static::COF_ONE_CLICK, static::COF_ONE_CLICK_PAYMENT, static::COF_RECURRING, static::COF_RECURRING_PAYMENT
+        ]))
+            throw new GetnetException('Escolha uma forma de recorrência válida');
+
+        $this->credentials_on_file_type = $credentials_on_file_type;
+
+        return $this;
+    }
+
+    /**
+     *
+     * @return mixed
+     */
+    public function getTransactionId()
+    {
+        return $this->transaction_id;
+    }
+
+    /**
+     *
+     * @param mixed $transaction_id
+     */
+    public function setTransactionId($transaction_id)
+    {
+        $this->transaction_id = (string) $transaction_id;
+
+        return $this;
+    }
+
 }
\ No newline at end of file