z3x credit problem

my credit is using by someone help me

Status,Date (GMT+2),Count,Model,Card,Version
INIT,2018-12-15 00:15:57,+50,"","",""
FAIL,2018-12-20 18:58:52,0,J600FN_J600FN,AA5C4BFC,34.5
OK,2018-12-20 19:00:23,-10,J600FN_J600FN,AA5C4BFC,34.5
OK,2018-12-21 20:25:19,-5,G955U_G955U,AAEEFB14,34.6
FAIL,2018-12-21 21:37:37,0,N920A_N920A,AAEEFB14,34.6
OK,2018-12-21 21:40:39,0,N920A_N920A,AAEEFB14,34.6
OK,2018-12-22 18:04:58,-10,G530T_G530T,AA5C4BFC,34.5
OK,2018-12-24 20:17:39,-5,N950U_N950U,AAEEFB14,34.6
OK,2018-12-24 22:03:05,-5,N950U_N950U,AAEEFB14,34.6
Ballance,"",15,"","",""
i have used to unlock this phones only
,-10,J600FN_J600FN,AA5C4BFC,34.5
10,G530T_G530T,AA5C4BFC,34.5
the version am using is 34.5