Google Analytics V4 - Data Not Showing On Dashboard

I've been working on integrating Google Analytics v4 into my application. I've followed this : https://developers.google.com/analytics/devguides/collection/android/v4/ however, my

Solution 1:

As requested I'm adding the answer provided by @DalmTo, which was provided as a comment.

If you have just set up your Google Analytics and application data isn't showing up on your dashboard, it normally takes 48 hrs to activate. So if you aren't seeing data allow this amount of time to pass.