1. Login to https://apps.dev.microsoft.com use admin account create app, note down Application Id, Application Secrets, Redirect URL.
2. Choose Native platform, Setup Microsoft Graph Permissions as below:
Read mail in all mailboxes
Read and write mail in all mailboxes
Send mail as any user
Read directory data
3. Grant Permissions with Admin account and replace {tenant} to Azure Directory Id of \documents@clearmatch.com, {Application Id} and {RedirectUri} with above details from created app.
https://login.microsoftonline.com/{tenant}/adminconsent?
client_id={Application Id}
&redirect_uri={RedirectUri}
4. Copy the link in browser and you will be navigated to admin Sign In page, after use admin account sign in, you will see below consent page, click Accept. Once permission granted, you will see admin_consent=True in the browser url.