How to support a usb gps receiver(ublox 7020) on rpi4?

[aswjh]

rpi4:/ # ls /dev/tty*
/dev/tty /dev/ttyACM0 /dev/ttyS0 /dev/ttyprintk

rpi4:/ # cat /dev/ttyACM0 $GPTXT,01,01,02,u-blox ag - www.u-blox.com50 $GPTXT,01,01,02,HW UBX-G70xx 00070000 77 $GPTXT,01,01,02,ROM CORE 1.00 (59842) Jun 27 2012 17:43:5259 $GPTXT,01,01,02,PROTVER 14.001E $GPTXT,01,01,02,ANTSUPERV=AC SD PDoS SR20 $GPTXT,01,01,02,ANTSTATUS=OK3B $GPTXT,01,01,01,NMEA unknown msg58 $GPTXT,01,01,02,LLC FFFFFFFF-FFFFFFFD-FFFFFFFF-FFFFFFFF-FFFFFFF953