Please follow the below steps to map the users and receive the GM Report:

Step 1: Go to Admin → Groups→Create Group→ Add Users→ Map maximum 5 users to the right side.

Step 2: Now Go to Admin→ Reports Group Mapping→GM Report Group→Select the group created→ then Save.

After the complete process is done, you will be receiving the GM report in mail.The report will be in below format.