Thanks for reaching out. For us to look into it further, could you share a screenshot of your Monetization page: https://goo.gl/MVyW5W ? Appreciate it.
Thanks for the screenshot. If the monetization is disabled for invalid activity, our Help Center article gives you more details: https://goo.gl/iztFA2 . If you feel this was in error, you can appeal it with this form here: https://goo.gl/EWUndU . Hope this helps!