This indicates the file is the second segment of a multi-part compressed RAR archive . You will need all other parts (e.g., part01, part03) in the same folder to successfully extract the contents. Forensic Image Possibility
Include MD5 or SHA-1 hashes to prove the archive and its extracted contents have not been altered. DODIgsa500.part02.rar
List the specific versions of software used (e.g., FTK Imager or 7-Zip ) to extract and analyze the data. This indicates the file is the second segment
A concise explanation of the findings that can be understood by non-technical stakeholders. or audit data from GSA-managed systems.
This suggests the data within may be related to government procurement, administrative logs, or audit data from GSA-managed systems.