{"device_id":"WaterSensor-Bali","location":"Bali","payload":{"device_id":"WaterSensor-Bali","ec":1698.989,"last_thingspeak_http_code":200,"last_thingspeak_upload_ok":true,"last_update":"2026-06-09 11:18:02","lcd_ok":true,"lora_ok":true,"node_id":1,"node_uptime_sec":243,"pdr":74.0,"ph":7.415,"rssi":-117.0,"rx_error":0,"rx_invalid":0,"rx_lost":13,"rx_ok":37,"seq":4,"snr":3.5,"source":"water_bali_gateway","tds":810.905,"temp_c":26.812,"time_synced":true,"token":"water_bali_ddx2C3PUaPV_e_OAxWBDFTZiE9fKjANr","wifi_ip":"192.168.18.87"},"project":"Water Quality Sensor","received_at":"2026-06-09 11:18:03","status":"success"}