How would I save this kind of data?

[BrUnO_XaVIeR]

My employer had the same problem, so I developed this for us:

However, you say you don’t need to save that data in runtime, so I don’t think a SQLite database is needed.
You are most likely looking for how to use Data Assets in C++:

UE4 C++ Data Assets

Or using the SingleTon object class:

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