Moto xt1804. BootLoop Issue. NEED FIRMWARE..

Here is the log

C:\Users\Software\Desktop\adb>fastboot getvar all
(bootloader) version: 0.5
(bootloader) version-bootloader: moto-msm8953-C2.12
(bootloader) product: sanders
(bootloader) board: sanders
(bootloader) secure: yes
(bootloader) hwrev: P4
(bootloader) radio: 2
(bootloader) storage-type: emmc
(bootloader) emmc: 64GB SAMSUNG RC14MB RV=08 PV=07 FV=0000000000000007
(bootloader) ram: 4GB SAMSUNG LP3 DIE=8Gb M5=01 M6=05 M7=00 M8=5F
(bootloader) cpu: MSM8953
(bootloader) serialno: ZY322F8SGR
(bootloader) cid: 0x0032
(bootloader) channelid: 0xc0
(bootloader) uid: 1D7B710E00000000000000000000
(bootloader) securestate: oem_locked
(bootloader) iswarrantyvoid: no
(bootloader) max-download-size: 534773760
(bootloader) reason: Volume down key pressed
(bootloader) imei: 356477087991998
(bootloader) meid:
(bootloader) date: 12-11-2017
(bootloader) sku: XT1804
(bootloader) carrier_sku:
(bootloader) battid: SB18C15119
(bootloader) iccid:
(bootloader) cust_md5:
(bootloader) max-sparse-size: 268435456
(bootloader) current-time: "Thu Jan 8 19:19:16 UTC 1970"
(bootloader) ro.build.fingerprint: <not found>
(bootloader) poweroffalarm: 0
(bootloader) ro.build.version.full: <not found>
(bootloader) ro.build.version.qcom: LA.UM.6.6.r1-08600-89xx.0
(bootloader) version-baseband: <not found>
(bootloader) kernel.version[0]: Linux version 3.18.71-perf-gfde333e (hud
(bootloader) kernel.version[1]: soncm@ilclbld57) (gcc version 4.9.x 2015
(bootloader) kernel.version[2]: 0123 (prerelease) (GCC) ) #1 SMP PREEMPT
(bootloader) kernel.version[3]: Tue Aug 13 15:23:08 CDT 2019
(bootloader) sbl1.git: git=MBM-NG-VC2.12-0-g698fb2f
(bootloader) rpm.git: git=92e5e21-dirty
(bootloader) tz.git: git=3aba84d-dirty
(bootloader) devcfg.git: git=3aba84d-dirty
(bootloader) keymaster.git: git=3aba84d-dirty
(bootloader) cmnlib.git: git=3aba84d-dirty
(bootloader) cmnlib64.git: git=3aba84d-dirty
(bootloader) prov.git: git=3aba84d-dirty
(bootloader) aboot.git: git=MBM-NG-VC2.12-0-g07ff23c
(bootloader) frp-state: protected (77)
(bootloader) ro.carrier: retin
(bootloader) current-slot:
(bootloader) slot-suffixes: _a
(bootloader) slot-count: 1
(bootloader) slot-successful:_a: INVALID
(bootloader) slot-successful:_b: INVALID
(bootloader) slot-bootable:_a: INVALID
(bootloader) slot-bootable:_b: INVALID
(bootloader) slot-retry-count:_a: unknown
(bootloader) slot-retry-count:_b: unknown
all: listed above
finished. total time: 0.214s

I just flash latest firmware (Motorola_Moto_G5S_Plus_XT1804_SANDERS_RETAIL_8.1.0 _OPSS28.65-36-9_CID50_8.1.0.zip) available for this model but that Gives me (Preflash Image Validation Failed) . Bootloader unlocking failed due to OEM UNTICK HERE IS LOG
C:\Users\Software\Desktop\adb>fastboot oem unlock VZ2MBS7G5CQLFDBJZEIM
...
(bootloader) Check 'Allow OEM Unlock' in Android Settings > Developer
(bootloader) Options
OKAY [ 0.010s]
finished. total time: 0.011s
Please Any kind of help is appreciable