A520w unlock but 2 time credit used

im unlock Samsung a520w is 2 time credit cost so plz refund my 5 credit here is history
thanks


FAIL,2018-09-04 12:34:28,0,A520W_A520W,
OK,2018-09-04 12:35:42,-5,A520W_A520W,
FAIL,2018-09-04 12:41:11,0,A520W_A520W,
OK,2018-09-04 12:42:41,-5,A520W_A520W,
Ballance,"",10,"","",""

[ 9/4/2018 2:34:09 PM ] Checking Login and Password... OK
[ 9/4/2018 2:34:11 PM ] Ballance: 20 crd.
[ 9/4/2018 2:34:13 PM ] You have 20 credit(s) left. This operation takes 5 credits.Continue? Yes
[ 9/4/2018 2:34:15 PM ] Waiting ADB device... OK
[ 9/4/2018 2:34:17 PM ] Reading phone info...
[ 9/4/2018 2:34:17 PM ] Model: SM-A520W
[ 9/4/2018 2:34:17 PM ] Android version: 8.0.0
[ 9/4/2018 2:34:18 PM ] PDA version: A520WVLS3CRG1
[ 9/4/2018 2:34:18 PM ] CSC version: A520WOYA3CRG1
[ 9/4/2018 2:34:18 PM ] Phone version: A520WVLS3CRG1
[ 9/4/2018 2:34:19 PM ] Product code: SM-A520WZKABMC
[ 9/4/2018 2:34:19 PM ] CSC country code: Canada
[ 9/4/2018 2:34:19 PM ] CSC sales code: BMC
[ 9/4/2018 2:34:20 PM ] Phone SN: R58J34A47BT
[ 9/4/2018 2:34:20 PM ] IMEI: *******
[ 9/4/2018 2:34:20 PM ] HW version: A520W.00
[ 9/4/2018 2:34:21 PM ] RF cal date: 20170320
[ 9/4/2018 2:34:21 PM ] Chip name: EXYNOS7880
[ 9/4/2018 2:34:21 PM ] Modem board: SHANNON325
[ 9/4/2018 2:34:21 PM ] Security patch: 2018-07-01
[ 9/4/2018 2:34:22 PM ] Boot Warranty bit: 0
[ 9/4/2018 2:34:24 PM ] Searching server... OK
[ 9/4/2018 2:34:28 PM ] Checking server answer... OK
[ 9/4/2018 2:34:28 PM ] Initialization zTool... OK
[ 9/4/2018 2:34:30 PM ] Running zTool, please wait...
[ 9/4/2018 2:34:30 PM ] Start... OK
[ 9/4/2018 2:34:36 PM ] Initialization... OK
[ 9/4/2018 2:34:39 PM ] Generate and check client proof... OK
[ 9/4/2018 2:34:40 PM ] Verify proof by client... OK
[ 9/4/2018 2:34:40 PM ] Executing... OK
[ 9/4/2018 2:35:05 PM ] Reading data from phone... OK
[ 9/4/2018 2:35:24 PM ] Calculating... OK
[ 9/4/2018 2:35:29 PM ] Searching server... OK
[ 9/4/2018 2:35:50 PM ] Waiting for server answer...
[ 9/4/2018 2:40:33 PM ] Operation: Read Codes via Server
[ 9/4/2018 2:40:33 PM ] Selected model: SM-A520W
[ 9/4/2018 2:40:33 PM ] Software version: 33.7
[


Checking Login and Password... OK
Ballance: 15 crd.
You have 15 credit(s) left. This operation takes 5 credits.Continue? Yes
Waiting ADB device... OK
Reading phone info...
Model: SM-A520W
Android version: 8.0.0
PDA version: A520WVLS3CRG1
CSC version: A520WOYA3CRG1
Phone version: A520WVLS3CRG1
Product code: SM-A520WZKABMC
CSC country code: Canada
CSC sales code: BMC
Phone SN: R58J34A47BT
IMEI: ************
HW version: A520W.00
RF cal date: 20170320
Chip name: EXYNOS7880
Modem board: SHANNON325
Security patch: 2018-07-01
Boot Warranty bit: 0
Searching server... OK
Checking server answer... OK
Initialization zTool... OK
Running zTool, please wait...
Start... OK
Initialization... OK
Generate and check client proof... OK
Verify proof by client... OK
Executing... OK
Reading data from phone... OK
Calculating... OK
Searching server... OK
Waiting for server answer... OK
Freeze code: *****
NET lock: ******
SUB lock: 00000000
SP lock: 00000000
CP lock: 00000000
SIM lock: 00000000
For check lock status: *#7465625#
Done with Samsung Tool PRO v.33.7