N8n integration with Microsoft Teams

Dears,

Good day for you all ^_^,

Im seek for your support for the below case,

Im trying to integrate n8n with MS-Teams over Azure and the below my challenges

1- Read/write group for al users ! ← How can i control this persmission?

2- After try to authenticate for test only i found error message (504) ! ← are there required connection should be allowed ? as i can to connect to my account from Teams node after entering client-id (oAuth) and press Connect to my account entering my credentials then i found the response code 504 !

Dears,

Is there any solution here ?

Is there any solution here ?