id = "7ea03ea6b5df8acae178578dd80eca8af42e1cd16df8d4eea370599d649e5a89";
dataCube = BlockchainGet[id];
myColorFunction = (If[# == 0, Transparent, Hue[#, 1, 1, 0.1]] &);
Show[Image3D[dataCube, ColorFunction -> myColorFunction,
Method -> {"VolumeLighting" -> "EnhancedEdge", "InterpolateValues" -> True}],
Lighting -> {{"Ambient", White}}, Background -> Black, Axes -> True,
AxesLabel -> {Style["z", Bold, 16], Style["y", Bold, 16], Style["x", Bold, 16]}]

img3D = Image3D[dataCube, ColorFunction -> myColorFunction,
Method -> {"VolumeLighting" -> "EnhancedEdge", "InterpolateValues" -> True}];
ImageForestingComponents[img3D] // Colorize