/summon falling_block ~ ~1 ~ {BlockState:{Name:command_block},TileEntityData:{command:LOL},Time:1,Passengers:[{id:redstone_block},Time:1]}}
will summon the command block but break the redstone block.
if you summon a cloud effect with the NBT, then it will not happen.
Linked issues
Comments 2
Thank you for your report!
However, we are already tracking this issue, and this report is a Duplicate of MC-145113, which is a report that has not been resolved yet.
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I may have typed something wrong, pls correct me if the command is only almost corrct. I am not the best with commands.