How to add Bulk Shared Mailboxes via HC10 panel

In HC10 Exchange Shared Mailboxes can be added in bulk by navigating to the path Provisioning >> Exchange >> Exchange Organizations >> Mailboxes >> Create Mailbox >> Add Bulk Mailboxes
Below is the CSV format:
FirstName, LastName, EmailID, Password, Size, OfficeLocation, City, Country, State, ZipCode, DisplayName, Address, Phone, Mobile, Type  (This line must be on top in the csv file)
  1. mark,anthony,,password3,500,Broad Street,Toronto,Canada,Ontario,45648,mark,Test,45646546,32653453453,Shared
  2. ,collins,,password4,500,Broad Street,Toronto,Canada,Ontario,45648,phil,Test,45646546,32653453453,User
            Important: Don't insert space after comma ',' AND possible values for Type can either be a 'User' or 'Shared'.
  • FirstName and LastName are optional and can be set empty. In such a case, firstname will be parsed from Email ID as first portion of email.
  • EmailID and Password fields are necessary.