src/Dlin/Zendesk/Entity/BaseEntity.php
public function checkCreatable()
    {
        if (property_exists($this, 'id') && $this->id > 0) {
            throw new \Exception(get_class($this) . " has ID:" . $this->id() . " thus not creatable.");
        }

    }
public function checkCreatable()
    {
        if (property_exists($this, 'id') && $this->id > 0) {
            throw new \Exception(get_class($this) . " has ID:" . $this->id() . " thus not creatable.");
        }

    }
Checks if this entity is creatable
@throws \Exception