unlock error moto xt1921-6

i have this error

SigmaKey 2.29.17 Qcom: Get unlock codes
Motorola QC Diag Port (COM112), Provider: Motorola, Driver ver.: 5.1.0.0, Date: 28/02/2013, USB\VID_22B8&PID_2EC1&REV_0318&MI_00
Phone model: Moto E5 Play (Verizon)
Firmware: MPSS.JO.3.0.c11-00010-8937_GENNS_PACK-1
Date: Apr 13 2018 05:34:58, Mar 14 2018 04:00:00, 8937.gen
Software IMEI: 3xxxxxxxxxxxxxx
Bluetooth address: 000000000000
Security area saved to "C:\Users\alfa omega\Documents\SigmaKey\security backup\0799930510\351838091027680_MPSS_JO_3_0_c11-00010-8937_GENNS_PACK-1 (12).skb"
Writing data...Missing response from phone