If you have the first part, I can provide instructions for extracting it.
Use software like 7-Zip (recommended) to extract the files. SS-Oli-008_v.7z.002
Because this is a multi-part archive (part 2 of 2), you must have both files in the same folder to decompress it. General Steps to Open an OLI 7z Multi-Part Archive If you have the first part, I can