Reminder: Do not keep large amounts of cryptocurrency wallets on your mobile phone.

A fan wrote in:

He was detained for a few days by the Iron Fist mechanism for some reason, and later released. However, the mobile phone that was confiscated and returned to him had over 2 million worth of cryptocurrency in the encrypted wallet that was gone... the refusal letter indicated that the private key was exported.

Disappeared without a trace, no evidence left.