XT925 Bricked won't flash

[bigredn117]

I had tried RSD and fastboot and it won't flash it's from Telcel Mexico I tried the Retail Brazil Full JB and Mexico JB and nothing I had also tried to unlock the bootloader but I get an error messages saying this device is not eligible to unlock bootloader some message like that

this is the error message I'm getting when I try with RSD
downgrade security version
update gpt.main version failed
preflash validation failed for gpt

and when I try with Fastboot I get send ok but faile at writing on every line
a message that says failure remote something like that

help please

 

[bigredn117]

XT925 Still won't flash

I was able to unlock bootloader but still giving me the same exact error messages when trying to flash

 

[Adriano-A3]

How did you unlock the bootloader?
I know about "fastboot oem get_unlock_data", but in my case this command returns that wasn't possible get any information.