Change parameter type from array to mixed

Function json_decode returns actually mixed instead of array

Classes/Model/AccessData.php

@@ -72,7 +72,7 @@ class AccessData
      *
      * @static
      *
-     * @param array $journal JSON journal
+     * @param mixed $journal JSON journal
      *
      * @return AccessData instance of this class
      */

Classes/Model/Article.php

@@ -46,7 +46,7 @@ class Article
      *
      * @access public
      *
-     * @param array $article JSON article
+     * @param mixed $article JSON article
      */
     public function __construct($article)
     {

Classes/Model/Journal.php

@@ -254,7 +254,7 @@ class Journal
      *
      * @access public
      *
-     * @param array $journal The journal JSON
+     * @param mixed $journal The journal JSON
      *
      * @return void
      */

Classes/Model/License.php

@@ -66,7 +66,7 @@ class License
      *
      * @access public
      *
-     * @param array $license The JSON array containing license information
+     * @param mixed $license The JSON array containing license information
      *
      * @return void
      */

Classes/Model/Price.php

@@ -67,7 +67,7 @@ class Price
      *
      * @static
      *
-     * @param array $apcMax JSON average publication cost
+     * @param mixed $apcMax JSON average publication cost
      *
      * @return Price instance of this class
      */

Classes/Model/Score.php

@@ -83,7 +83,7 @@ class Score
     /**
      * Constructs score instance
      *
-     * @param array $score the score JSON array
+     * @param mixed $score the score JSON array
      *
      * @return void
      */

Classes/Model/Subject.php

@@ -64,7 +64,7 @@ class Subject
      *
      * @static
      *
-     * @param array $subject JSON array
+     * @param mixed $subject JSON array
      *
      * @return Subject instance of this class
      */