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Defining an FTransform in code with VisibleAnywhere, BlueprintReadOnly allows the variable to still be edited per instance placed in the level.
myFloat value is grayed out but extending the drop-down of myTransform allows the location, rotation, and scale values to be edited.
VisibleAnywhere, BlueprintReadOnly allows variable to be seen but not edited in the editor.
Head over to the existingAnswerHub thread and let us know what's up.