This tutorial goes over how to create a 2D array that is exposed to editor using UPROPERTY macro.
https://dev.epicgames.com/community/learning/tutorials/1lRj/unreal-engine-editor-exposed-2d-array
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This tutorial goes over how to create a 2D array that is exposed to editor using UPROPERTY macro.
https://dev.epicgames.com/community/learning/tutorials/1lRj/unreal-engine-editor-exposed-2d-array