POST: https://login.microsoftonline.com/f2f535e0-294f-4704-befc-8ce754f10bd7/oauth2/token

Content-Type: application/x-www-form-urlencoded
Host: login.microsoftonline.com

grant_type=password&resource=<my application app id>&client_id=<my application client id>&username=<my account>&password=<mypassword>