| Endpoint | Description | Method | Frequency |
| {ServerIPOrDomainName}/api/action/GetSettingPiBySerial?serial={serial} | Device will call this endpoint to synchronize the configuration data between server and device | POST | Hourly |
| {ServerIPOrDomainName}/api/action/HeartbeatLite?serial={serial} | Device will call this API to send a ping to the server to indicate that it's still able to contact | ||
| Topic | Description | Frequency |
| healthchecklog | Device will send health check payload to this topic for near real time health check monitoring | Every 5 seconds |
| ffc-eventrawdata | Device will send counting data payload to this topic whenever detected moving object | Event triggered |
Data payload that device will push to server websocket topic