Rename argument

src/Assignment.php

@@ -6,14 +6,14 @@ use ArrayIterator;
 
 class Assignment extends AbstractPostSerializable implements PostSerializableInterface {
     
-    private string $assignmentNumber;
+    private string $number;
     private ?string $name;
 
     public function __construct(
-        string $assignmentNumber,
+        string $number,
         ?string $name = null
     ){
-        $this->assignmentNumber = $assignmentNumber;
+        $this->number = $number;
         $this->name = $name;
     }
 
@@ -23,7 +23,7 @@ class Assignment extends AbstractPostSerializable implements PostSerializableInt
 
     public function toPostParams(): array {
         return [
-            'assignmentNumber' => $this->assignmentNumber
+            'assignmentNumber' => $this->number
         ];
     }