Hi Jason,
Based on my research, online official document has provided sample RSS script that copies content items and settings from one SQL Server Reporting Services report server to another report server, using the RS.exe utility. The script contains many methods
of the Reporting Services API, it provides access to the full functionality of the report server.
In your scenario, you can download the sample script file to perform migration. For more information, please refer to articles below:
RS.exe Utility (SSRS)
Sample Reporting Services rs.exe Script to Copy Content between Report Servers
If you have any question, please feel free to ask.
Best regards,
Qiuyun Yu
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