J720F chimeraroot failed and chimera not accept patch root image(pls solve) - SOLVED

Code:

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Chimera Mobile Phone Utility version: 20.85.1338 @ 2019-04-21
Printing phone history

Patch Certificate
4/20/2019
1:16:56
PM

Patch Certificate
4/20/2019
1:10:43
PM

Repair IMEI
4/20/2019
1:08:53
PM

Root/Unroot
4/20/2019
12:55:30
PM

Patch certificate started
Gathering phone info...
Collecting information. Be patient! Do NOT disconnect the phone!
Model: SM-J720F
Sales Code: INS
Country Code: India
Timezone: Asia/Kolkata
Android Version: 8.0.0 [R16NW] [SDK 26]
Build Date: Wed Oct 17 18:12:10 KST 2018
PDA Version: J720FDDU3ARJ3 [october 2018, rev3]
Phone Version: J720FXXU3ARJ3 [october 2018, rev3]
CSC Version: J720FODM3ARJ3 [october 2018, rev3]
Product Code: INS
HIDSw Version: J720FDDU3ARJ3/J720FODM3ARJ3/J720FXXU3ARJ3/J720FDDU3ARJ3
Board Platform: EXYNOS5
Modem Platform: SHANNON327
Serial Number:
Imei:
Unique Number: CBJ009C72EEDD25
Connections: AT,MTP
Battery Status: 3.90V (51%)
Network Type: GSM
SIM Status: ABSENT,ABSENT
Multisim Config: DSDS
Knox Version: v30
Warranty Bit: 1
Security Patch: 2018-11-01
Data Encryption State: encrypted
Preparing...
Checking current patchcert.
Checking modem.
Checking root.
We cannot root this phone. Try to root manually.
Finished at local time: [04.21.19 14:04:08]
WorkID: 57630495

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i have root it by custom patch boot but chimeratool not accept root.
please if anybody have tested root method kindly share it.

thanking uh in advance