I think you need to add some more context. Do you need to extract the measure programmatically? Or do you just want to inspect it without going through Qlik Sense?
Well, accessing a measure of an object would typically require you to access the properties of that object and then inspecting the measures of its hypercube. I'm not sure what programming language you intend to use, but this projects illustrates how to deal with hypercubes in C#:
