Don't spend even 1c, it is scam.
This guy try to sell a fake wallet with a "monitored" imported addresses.

Proof:
the transaction he claims:
https://blockchair.com/bitcoin/transaction/5d9ef693d41cb3bb4c6d98e70ea8b2cc91be29a804245a06ec8761d9cddc103c

but balance is zero, since this address in active use:
https://blockchair.com/bitcoin/address/1HQ3Go3ggs8pFnXuHVHRytPCq5fGG8Hbhx