I need firmwre for M7 att. Help me

Hey dear. Please, help me. which firmware do I need to flash the phone?

version: 0.5
version-bootloader: 1.44.0000
version-baseband: 4A.17.3250.20
version-cpld: None
version-microp: None
version-misc: PVT SHIP S-ON
serialno: HT39HW903665
imei: 354439057173447
meid: 00000000000000
product: m7_ul
platform: HBOOT-8064
modelid: PN0712000
cidnum: CWS__001
battery-status: good
battery-voltage: 4171mV
partition-layout: Generic
security: on
build-mode: SHIP
boot-mode: FASTBOOT
commitno-bootloader: dirty-152f57d927912d0704cf7272206b5fa2f