Without the accompanying volumes, is an incomplete data fragment. If you are investigating its contents for research or forensic purposes, ensure you are working in a sandboxed environment and have acquired the full sequence to avoid extraction failures.
Multi-part archives can hide executable scripts or "zip bombs" that trigger once the full sequence is reconstructed.
Do not attempt to extract this file unless you have verified the source.
Files named in this format are often seen in data dumps from non-profits or political entities. If this was sourced from a public leak site, the "review" of the content would depend entirely on the legitimacy of the metadata provided by the leaker. Summary Verdict