Can’t log into iphone app

I recently got a new phone and I am unanle to access my account through the app. I am stuck at a screen that says please prove your you. I do not have the old phone. What can I do?

No source file, test, or entry point is mentioned. Start by confirming whether this is an iOS authentication or recovery issue and locating the code or documentation for the reported verification screen; the issue is ready only once a specific change and verification step are identified.

Written by the indexing model from the issue text.