Understanding HEX debug

I can see multiple line like this in the logs.

5b53472a393035393030303433322a303036382a55442c3238303831392c3232323835302c412c34362e3038333437382c4e2c37332e3137313234332c572c302e303030302c3030302c312c30392c37302c37302c302c35302c30303030303030302c312c312c3330322c37322c35353033302c31303430302c31392c30305d

DEBUG: [DA333A95: 5093 < 11.111.111.11] 

[SG*9059000432*0068*UD,280819,223218,A,46.083494,N,73.171260,W,0.0370,000,1,09,70,70,0,50,00000000,1,1,302,72,55030,10400,18,00]

I can see a line like this every 30 seconds. What it mean?

It's data sent by your device(s).

Yes. I understand. Do you have any idea why "info" line is following of "debug" line every 30 seconds? "Info" line is coming back every 3 minutes.

INFO: [DA333A95] id: 9034355532, time: 2019-08-28 18:26:20, lat: 46.45658, lon: -73.17129, speed: 0.0, course: 0.0
2019-08-28 18:26:53 
DEBUG: [DA333A95: 5093 < 76.113.146.22] HEX: xxxx 2019-08-28 18:27:23 
DEBUG: [DA333A95: 5093 < 76.113.146.22] HEX: xxxx 2019-08-28 18:27:53 
DEBUG: [DA333A95: 5093 < 76.113.146.22] HEX: xxxx 2019-08-28 18:28:22 
DEBUG: [DA333A95: 5093 < 76.113.146.22] HEX: xxxx 2019-08-28 18:28:52 
DEBUG: [DA333A95: 5093 < 76.113.146.22] HEX: xxxx 2019-08-28 18:29:22 
DEBUG: [DA333A95: 5093 < 76.113.146.22] HEX: xxxx 2019-08-28 18:29:22 
DEBUG: [DA333A95: 5093 < 76.113.146.22] HEX: xxxx 2019-08-28 18:29:23 
DEBUG: [DA333A95: 5093 < 76.113.146.22] HEX: xxxx 2019-08-28 18:29:23  

INFO: [DA333A95] id: 9034355532, time: 2019-08-28 18:29:19, lat: 46.45658, lon: -73.17125, speed: 0.0, course: 0.0
2019-08-28 18:29:52 
DEBUG: [DA333A95: 5093 < 76.113.146.22] HEX: xxxx 2019-08-28 18:30:22 
DEBUG: [DA333A95: 5093 < 76.113.146.22] HEX: xxxx 2019-08-28 18:30:51 
DEBUG: [DA333A95: 5093 < 76.113.146.22] HEX: xxxx 2019-08-28 18:31:21 
DEBUG: [DA333A95: 5093 < 76.113.146.22] HEX: xxxx 2019-08-28 18:31:51 
DEBUG: [DA333A95: 5093 < 76.113.146.22] HEX: xxxx 2019-08-28 18:32:20 
DEBUG: [DA333A95: 5093 < 76.113.146.22] HEX: xxxx 2019-08-28 18:32:20 
DEBUG: [DA333A95: 5093 < 76.113.146.22] HEX: xxxx 2019-08-28 18:32:23 
DEBUG: [DA333A95: 5093 < 76.113.146.22] HEX: xxxx 2019-08-28 18:32:23  

INFO: [DA333A95] id: 9034355532, time: 2019-08-28 18:32:17, lat: 46.45658, lon: -73.17126, speed: 0.0, course: 0.0