nokia 6 Ta-1021 Bootloader Unlock Fail

I need money back or prefect solution give me (NTool)

:confused:

G:\Escarb\Flash\Flash>fastboot -i 0x2e04 flash unlock 356020088466956_PLEGAR1792710353.bin
target reported max download size of 535822336 bytes
sending 'unlock' (0 KB)...
OKAY [ 0.004s]
writing 'unlock'...
(bootloader) ERROR: RSA_public_decrypt fail!
OKAY [ 0.031s]
finished. total time: 0.037s


G:\Escarb\Flash\Flash>fastboot -i 0x2e04 oem unlock-go
...
FAILED (remote: oem unlock is not allowed)
finished. total time: 0.005s