However, once I visit the returned links followed by &key=API-KEY, it most often returns a completely black TIFF Image, even with the example location written in the documentation (e.g. in case of the maskUrl or dsmUrl images). Only the RGB image (rgbUrl) is returned as a proper image:
After having some struggles with installing required packages, I was able to make sense of the provided API with this Jupyter Notebook. I still don't understand the output of Google's API and some features remain hidden, but this way I can extract some of its information.