This is almost exactly what I ended up doing. I just set the timestamp date as a dateTime field for right now and added my 'correct' timestamp field to another empty field I had on the dataset and just mapped that to timestamp for my external integration. Glad we had the same thought Vinod!  Thanks ...

Hey all! Running into an issue I'm wondering if anyone else has faced before. We're working on a new integration that we need to export 2 years of historical transaction data to support. The first year was super easy, we have it in a profile enabled dataset, so we were able to export that to our S3 ...

Hey Michael. Ran into this same issue and unfortunately, uncompressed JSON is not supported. You can see some additional guardrails here - Default guardrails for data activation | Adobe Experience Platform