Flextrack on Traccar TCP 5090 is comma CSV. FlextrackProtocolDecoder accepts LOGON rows (index,LOGON,nodeId,iccid) for session bind and UNITSTAT rows with yyyymmdd/hhmmss, N/S and E/W hemisphere-prefixed coordinates, speed, course, satellites, battery, GSM, and further hex status fields.
LOGON/UNITSTAT — not Freedom IMEI, labels
Do not confuse with Freedom on 5066 (IMEI, + Lat:/Lon:/Spd: labels) or Genx on 5148 (column-mapped CSV). Flextrack’s identity is the LOGON/UNITSTAT verbs.
Catalogue stance
Stock Traccar reference only. Traxelio lists Flextrack as positions_only.