Gst registration

I have submitted GST registration application on 30-07-2017 and ARN also generated by GST, after that one query raised by officer in onlline and i have replied to that qery on 0-08-17 and now the status is " Pending for Validation" till now nothing any update it is already 7 days passed and that registration application will be expire on 14-08-17. Kindly anyone help me what i have to do in this regard and how i can get provisional registration certifcate.