Save the Gmail data into Google Sheets as per your mapping of headers with Gmail fields
SETTING UP GOOGLE SHEETS
SERVICE NAME
Show number of saved emails
SAVE MAIL
Click on Maildirector add-on
Open the mail that need to save
Select the Service of Google Sheets
Clicking on Service Go will open the following fields
This field has the name or email id of the user who have send the mail.
This field has the subject of the mail.
This field has the date in which the mail is received.
Basically this field has your email address.
This field contains the Cc contents of the mail
This field contains the message body
You can see the saved mails by click the Link to Google Sheets