Raspberry PI Cellular IoT HAT will not connect to Verizon Wireless LTE M

from cellulariot import cellulariot
node = cellulariot.CellularIoT()
Sixfab Raspberry Pi Cellular IoT Shield Class initialized!
node.setupGPIO()
node.disable()
BG96 module disabled!
node.enable()

BG96 module enabled!
node.powerUp()
BG96 module powered up!
node.sendATComm("ATE1","OK\r\n")
ATE1
OK
'ATE1\r\r\nOK\r\n'
node.connectToOperator()
Trying to connect base station of operator...

^CTraceback (most recent call last):
File "<stdin>", line 1, in <module>
File "/usr/local/lib/python3.7/dist-packages/sixfab_cellulariot-1.2.0-py3.7.egg/cellulariot/cellulariot.py", line 383, in connectToOperator
File "/usr/local/lib/python3.7/dist-packages/sixfab_cellulariot-1.2.0-py3.7.egg/cellulariot/cellulariot.py", line 211, in sendATComm
File "/usr/local/lib/python3.7/dist-packages/pyserial-3.4-py3.7.egg/serial/serialutil.py", line 590, in inWaiting
return self.in_waiting
File "/usr/local/lib/python3.7/dist-packages/pyserial-3.4-py3.7.egg/serial/serialposix.py", line 467, in in_waiting
s = fcntl.ioctl(self.fd, TIOCINQ, TIOCM_zero_str)
KeyboardInterrupt
node.getBandConfiguration()
AT+QCFG="band"
+QCFG: "band",0xf,0x1000,0xa0e189f
OK
'AT+QCFG="band"\r\r\n+QCFG: "band",0xf,0x1000,0xa0e189f\r\n\r\nOK\r\n'
node.sendATComm("AT+QCSQ","OK\r\n")
AT+QCSQ
+QCSQ: "CAT-M1",-66,-100,91,-17
OK
'AT+QCSQ\r\r\n+QCSQ: "CAT-M1",-66,-100,91,-17\r\n\r\nOK\r\n'