Doogee X50 frp problem

Code:

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Welcome to Octoplus FRP Tool v.1.6.0.0
Platform: DOOGEE
Selected model: X50
Please, power phone OFF and connect USB cable.
Searching for a phone. Please wait...
Found phone on COM11
Detecting Chip Version...
HW Chip: MT6580: 6580.0000
HW Version: 8A00.CA00.0000.0000
Connecting...
Brom Version: FF
BootLoader Version: 01
Searching Download Agent...
Selected DA: MTK_AllInOne_DA_v3.3001.2018-11-07.23:57_458956, n.11
Sending Download Agent...
DA sent successfully
Initializing DA...
Synchronizing with DA...
NAND Flash: not installed
eMMC Flash: .70010054.32323730.38011DF2.84778569
eMMC Flash: Pretec: T22708
DA ver: 4.2.9C
Initializing Memory Flash..
Initialization successfully completed
Sending loaders...
Loader send successfuly.
Reading Flash Info...
EMMC rpmb size: 4 Mb
EMMC boot1 size: 4 Mb
EMMC boot2 size: 4 Mb
EMMC gp1 size: 0 Mb
EMMC gp2 size: 0 Mb
EMMC gp3 size: 0 Mb
EMMC gp4 size: 0 Mb
EMMC user area size: 7296 Mb
Internal RAM size: 128 Kb
External RAM size: 1024 Mb
Reading partition...
Reading info...
Brand: DOOGEE
Model: X50
Device: X50
Android version: 8.1.0
Display ID: DOOGEE-X50-Android go-20180710
Searching for signatures...
FRP signature not found!
Backup saved as DOOGEE_X50_25-02-2019_12-36-16.dump file
Performed by 1.6.0.0 Software version.

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DOOGEE_X50_25-02-2019_12-42-10.dump/file