Dear Project Owner,
I am writing to inform you that I have submitted my design, #32595326, according to your brief. I hope that you like it. Please let me know if I am on the right track and if there are any changes that you would like me to make. Your feedback is very important to me as it will enable me to create a design that meets your expectations.
Thank you for your time, and I look forward to hearing from you soon.

Best regards,