Account closed and application denied?

"""We are contacting you regarding an app that you have submitted for sale through the Amazon Mobile App Distribution Program. Your app appears to be distributed by another entity in our Amazon Mobile App Distribution Program or in other app stores. Protecting intellectual property rights is important to us.

The app in question is: Beach Jigsaw Puzzle

Please provide documentation demonstrating that you have the right to distribute all of your apps. The documentation must be either a confirmation letter from the intellectual property rights holder or a copy of the applicable license.

At this time, we have decided to temporarily disable your developer account and all submitted apps associated with this developer account.

To reinstate your developer account, you can submit the documentation via the Contact Us form in the Amazon Mobile App Distribution Portal, found here:https://developer.amazon.com/help/contact-us.html.

Please set the Subject field to "Questions about my app submission" and include your app title and documentation of rights within the form's Message field. If you are submitting an attachment, please send the form and relevant app information to amazon-developer-program@amazon.com.

We will retain records of your developer account, but you will be prevented from further submission uploads until you have submitted the requested documentation.

Documentation demonstrating that you have valid intellectual property rights must be either a confirmation letter from the intellectual property rights holder with a formal signature or a copy of the applicable license agreement. We are unable to accept informal claims of rights.

Please note that you will not be permitted to create a new developer account with the Amazon Mobile App Distribution Program until you provide documentation demonstrating that you have the right to distribute all of your apps.

We appreciate your cooperation and look forward to your response."""

Can I submit developer screenshots to show that application I submitted is my property ? Or to send you mail from my original registered mail ? And I cant find Contact Us form its blank .