How do I batch import multiple site archives?
Go to Site Archive
Select the Site Archive tool from the Tool Menu in the Administration Workspace.
Select Batch Import/Export.
Click Choose File to locate your batch import file.
Once you have selected the batch import file, click Import.
Import file format.
Your import file should list the target site id followed by a comma and then the archive id in the siteid-archive format, one archive per line.