Create Office 365 group

• command: spo o365group add -n|--displayName <displayName> -d|--description <description> -e|--mailNickname <mailNickname> -o|--owners [owners] -m|--members [members] --isPrivate [isPrivate] -l|--logoPath [logoPath]
• displayName: Display name for the Office 365 group
• description: Description for the Office 365 group
• mailNickname: Name to use in the group e-mail (part before the @)
• owners: comma-separated list of Office 365 group owners
• members: comma-separated list of Office 365 group members
• isPrivate: set to true if the unified group should be private and to false if it should be public
• logoPath: local path to the image file to use as group logo
• requires connection to the Microsoft Graph (Add support for authenticating to MS Graph #10)

For more information see the New-PnPUnifiedGroup cmdlet