src/Message/VoidRequest.php
public function getData()
    {
        $this->validate('transactionId');
        $data = $this->getBaseData();

        // Add auth data
        $data = array_merge($data, $this->getAuthData());
        
        return $data;
    }
public function getData()
    {
        $this->validate('transactionId');
        $data = $this->getBaseData();

        // Add auth data
        $data = array_merge($data, $this->getAuthData());
        
        return $data;
    }
Get the request data

@return array