820-01521 board with MDM issue (2019 MacBook Air)

sekidata

Member
I have a 2019 820-01521 board that is MDM (Remote Management) locked due to the previous user's neglect to remove it from the MDM server. What is the best way to return the board to a normal state? I assume it involves reflashing the SoC ROM, as well as replacing the NAND modules?
 
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