I have tried several times and always the same error, but it consumed the credits.
Connect ADB Device [99101FFAZ00DJQ] : DONE
Model : Pixel 4
Android Version : 11
Phone Sn : 0000000000
Security Patch : 2021-01-05
IMEI : 359219100xxxxx
AP/CP Version : 7005429/g8150-00075-201008-B-6891495
Checking if Model Supported : OK
Operation : Direct Unlock
User Agree With credits : OK
Server Failed
Saving Log[Logs/Unlock (2021_5_4 13.24.30).log] : DONE
Time Elapsed : 00:08 Seconds
Connect ADB Device [99101FFAZ00DJQ] : DONE
Model : Pixel 4
Android Version : 11
Phone Sn : 0000000000
Security Patch : 2021-01-05
IMEI : 359219100xxxxx
AP/CP Version : 7005429/g8150-00075-201008-B-6891495
Checking if Model Supported : OK
Operation : Direct Unlock
User Agree With credits : OK
Server Failed
Saving Log[Logs/Unlock (2021_5_4 13.24.30).log] : DONE
Time Elapsed : 00:08 Seconds