[Feature Request] Add the ability to users of downloading their data

[Saterz]

Is your feature request related to a problem? Please describe.
There is currently no way of exporting your collection out of CubeIndex which doesn't give the liberty to users of owning there data

Describe the solution you'd like
Making users able to download their data (cube collection, reviews, ratings, etc..) would fix this issue

Describe alternatives you've considered
None

Additional context
None