target_acquired

First, create the following folder

📂BP

└📄manifest.json

└📚pack_icon.png

└📂functions

　└📄target_acquired.mcfunction

Enter your command in target_acquired.mcfunction

example: summon ender_crystal

Then enable the addon you created and use the block with  target_acquired.mcfunction.

And if you perform a certain action, you can execute the target_acquired.mcfunction.