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When numberOfSubsets >= 1 and compressedData = 0 1 the message contains uncompressed subsets. The mode to navigate through these subsets is defined in the Settings menu:
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and this how it looks like for subset 2:
Compressed subsets
When numberOfSubsets >= 1 and compressedData = 1 the message contains compressed subsets and its data can be represented as a set of arrays or as a big data table. To navigate through the subsets use the Subset interface in the message panel header:
As the subset count changes the data damp always shows the values for the selected subset.