hi friends here the solution with gcpro for binary 4 of model j327p. just flashing the modem that I leave and release with gcpro activating adb. This will give us the msl / spc. Activate the port diag and release again with gcpro by selecting the port diag. Ready tested from Cuba.
Searching ADB device Please wait..
Device Detected...
SELinux := Enforcing
model:= SM-J327P
Androids Version:= 6.0.1
Description Version:= j3popltespr-user 6.0.1 MMB29M J327PVPS4ARF2 release-keys
Platform:= msm8937 [ qcom ] [ MSM8917 ]
Baseband:= J327PVPU4ARF2
VER:= J327PVPS4ARF2/J327PSPT4ARF2/J327PVPU4ARF2/J327PVPS4ARF2
Carrier := BST_USA
Knox Warranty := Not Void
AP UART Status := Disable.
Security Patch := 01-06-2018
Simstatus:= READY
ANDROID-ID = a3cad094_0000EFD12C
Device is not rooted
SAMSUNG ALL SPRINT UNLOCKING STARTED...
Checking Data...
Waiting for Loader...
Loader Ok...
Type 2a
Direct Unlock Success...
MSL/SPC IS := 670849
Build...MPSS.JO.1.2.c2.2-00032-8937_GENNS_PACK-1
SPC Is Valid..
Sec Test Passed..
error 0x1a_19
!!! Success !!!!
Restart Phone Manually if not done auto...
Total Time Take...00:00:48
Log Saved
Here is the modem
https://mega.nz/#!agEGhKBB!h5j0VSE6f...T4ft1y4NG72TlA