{"ok":true,"device":"iot-device-1","total":500,"returned":50,"deviceStatus":"active","readings":[{"ts":"2026-08-19T05:36:42.664Z","power":0,"voltage":238.4,"current":0,"temp":44.5,"output":false,"rssi":-59,"energy_wh":908.733},{"ts":"2026-08-19T05:37:42.672Z","power":0,"voltage":238.5,"current":0,"temp":44.5,"output":false,"rssi":-59,"energy_wh":908.733},{"ts":"2026-08-19T05:38:42.684Z","power":0,"voltage":238.8,"current":0,"temp":44.5,"output":false,"rssi":-59,"energy_wh":908.733},{"ts":"2026-08-19T05:39:42.665Z","power":0,"voltage":238.5,"current":0,"temp":44.5,"output":false,"rssi":-59,"energy_wh":908.733},{"ts":"2026-08-19T05:40:42.679Z","power":0,"voltage":238.8,"current":0,"temp":44.5,"output":false,"rssi":-59,"energy_wh":908.733},{"ts":"2026-08-19T05:41:42.678Z","power":0,"voltage":238.7,"current":0,"temp":44.5,"output":false,"rssi":-59,"energy_wh":908.733},{"ts":"2026-08-19T05:42:42.718Z","power":0,"voltage":238.7,"current":0,"temp":44.5,"output":false,"rssi":-59,"energy_wh":908.733},{"ts":"2026-08-19T05:43:42.675Z","power":0,"voltage":238.8,"current":0,"temp":44.5,"output":false,"rssi":-59,"energy_wh":908.733},{"ts":"2026-08-19T05:44:42.685Z","power":0,"voltage":238.8,"current":0,"temp":44.5,"output":false,"rssi":-59,"energy_wh":908.733},{"ts":"2026-08-19T05:45:42.666Z","power":0,"voltage":238.9,"current":0,"temp":44.5,"output":false,"rssi":-59,"energy_wh":908.733},{"ts":"2026-08-19T05:46:42.678Z","power":0,"voltage":238.5,"current":0,"temp":44.5,"output":false,"rssi":-59,"energy_wh":908.733},{"ts":"2026-08-19T05:47:42.672Z","power":0,"voltage":238.5,"current":0,"temp":44.5,"output":false,"rssi":-59,"energy_wh":908.733},{"ts":"2026-08-19T05:48:42.672Z","power":0,"voltage":238.6,"current":0,"temp":44.5,"output":false,"rssi":-59,"energy_wh":908.733},{"ts":"2026-08-19T05:49:42.671Z","power":0,"voltage":238.7,"current":0,"temp":44.5,"output":false,"rssi":-59,"energy_wh":908.733},{"ts":"2026-08-19T05:50:42.670Z","power":0,"voltage":238.8,"current":0,"temp":44.5,"output":false,"rssi":-59,"energy_wh":908.733},{"ts":"2026-08-19T05:51:42.668Z","power":0,"voltage":238.9,"current":0,"temp":44.5,"output":false,"rssi":-59,"energy_wh":908.733},{"ts":"2026-08-19T05:52:42.669Z","power":0,"voltage":238.7,"current":0,"temp":44.5,"output":false,"rssi":-59,"energy_wh":908.733},{"ts":"2026-08-19T05:53:42.682Z","power":0,"voltage":238.5,"current":0,"temp":44.5,"output":false,"rssi":-59,"energy_wh":908.733},{"ts":"2026-08-19T05:54:42.723Z","power":0,"voltage":238.8,"current":0,"temp":44.5,"output":false,"rssi":-59,"energy_wh":908.733},{"ts":"2026-08-19T05:55:42.680Z","power":0,"voltage":238.5,"current":0,"temp":44.5,"output":false,"rssi":-59,"energy_wh":908.733},{"ts":"2026-08-19T05:56:42.679Z","power":0,"voltage":238.7,"current":0,"temp":44.5,"output":false,"rssi":-59,"energy_wh":908.733},{"ts":"2026-08-19T05:57:42.668Z","power":0,"voltage":238.8,"current":0,"temp":44.5,"output":false,"rssi":-59,"energy_wh":908.733},{"ts":"2026-08-19T05:58:42.668Z","power":0,"voltage":238.8,"current":0,"temp":44.5,"output":false,"rssi":-59,"energy_wh":908.733},{"ts":"2026-08-19T05:59:42.721Z","power":0,"voltage":238.7,"current":0,"temp":44.5,"output":false,"rssi":-59,"energy_wh":908.733},{"ts":"2026-08-19T06:00:42.719Z","power":0,"voltage":238.6,"current":0,"temp":44.5,"output":false,"rssi":-59,"energy_wh":908.733},{"ts":"2026-08-19T06:01:42.681Z","power":0,"voltage":238.4,"current":0,"temp":44.5,"output":false,"rssi":-59,"energy_wh":908.733},{"ts":"2026-08-19T06:02:42.677Z","power":0,"voltage":238.3,"current":0,"temp":44.5,"output":false,"rssi":-59,"energy_wh":908.733},{"ts":"2026-08-19T06:03:42.672Z","power":0,"voltage":238.6,"current":0,"temp":44.5,"output":false,"rssi":-59,"energy_wh":908.733},{"ts":"2026-08-19T06:04:42.674Z","power":0,"voltage":238.5,"current":0,"temp":44.5,"output":false,"rssi":-59,"energy_wh":908.733},{"ts":"2026-08-19T06:05:42.678Z","power":0,"voltage":238.4,"current":0,"temp":44.5,"output":false,"rssi":-59,"energy_wh":908.733},{"ts":"2026-08-19T06:06:42.687Z","power":0,"voltage":238.5,"current":0,"temp":44.5,"output":false,"rssi":-59,"energy_wh":908.733},{"ts":"2026-08-19T06:07:42.684Z","power":0,"voltage":238.4,"current":0,"temp":44.5,"output":false,"rssi":-59,"energy_wh":908.733},{"ts":"2026-08-19T06:08:42.678Z","power":0,"voltage":238.3,"current":0,"temp":44.5,"output":false,"rssi":-59,"energy_wh":908.733},{"ts":"2026-08-19T06:09:42.689Z","power":0,"voltage":238.4,"current":0,"temp":44.5,"output":false,"rssi":-59,"energy_wh":908.733},{"ts":"2026-08-19T06:10:42.703Z","power":0,"voltage":238.6,"current":0,"temp":44.5,"output":false,"rssi":-59,"energy_wh":908.733},{"ts":"2026-08-19T06:11:42.674Z","power":0,"voltage":238.3,"current":0,"temp":44.5,"output":false,"rssi":-59,"energy_wh":908.733},{"ts":"2026-08-19T06:12:42.678Z","power":0,"voltage":238.3,"current":0,"temp":44.5,"output":false,"rssi":-59,"energy_wh":908.733},{"ts":"2026-08-19T06:13:42.680Z","power":0,"voltage":238.4,"current":0,"temp":44.5,"output":false,"rssi":-59,"energy_wh":908.733},{"ts":"2026-08-19T06:14:42.679Z","power":0,"voltage":238.5,"current":0,"temp":44.5,"output":false,"rssi":-59,"energy_wh":908.733},{"ts":"2026-08-19T06:15:42.682Z","power":0,"voltage":238.7,"current":0,"temp":44.5,"output":false,"rssi":-59,"energy_wh":908.733},{"ts":"2026-08-19T06:16:42.704Z","power":0,"voltage":238.4,"current":0,"temp":44.5,"output":false,"rssi":-59,"energy_wh":908.733},{"ts":"2026-08-19T06:17:42.687Z","power":0,"voltage":238.6,"current":0,"temp":44.5,"output":false,"rssi":-59,"energy_wh":908.733},{"ts":"2026-08-19T06:18:42.687Z","power":0,"voltage":238.3,"current":0,"temp":44.5,"output":false,"rssi":-59,"energy_wh":908.733},{"ts":"2026-08-19T06:19:42.683Z","power":0,"voltage":238.1,"current":0,"temp":44.5,"output":false,"rssi":-59,"energy_wh":908.733},{"ts":"2026-08-19T06:20:42.680Z","power":0,"voltage":238.7,"current":0,"temp":44.5,"output":false,"rssi":-59,"energy_wh":908.733},{"ts":"2026-08-19T06:21:42.696Z","power":0,"voltage":238.9,"current":0,"temp":44.5,"output":false,"rssi":-59,"energy_wh":908.733},{"ts":"2026-08-19T06:22:42.682Z","power":0,"voltage":239,"current":0,"temp":44.5,"output":false,"rssi":-59,"energy_wh":908.733},{"ts":"2026-08-19T06:23:42.683Z","power":0,"voltage":239.1,"current":0,"temp":44.5,"output":false,"rssi":-59,"energy_wh":908.733},{"ts":"2026-08-19T06:24:42.678Z","power":0,"voltage":239,"current":0,"temp":44.5,"output":false,"rssi":-59,"energy_wh":908.733},{"ts":"2026-08-19T06:25:42.696Z","power":0,"voltage":238.9,"current":0,"temp":44.5,"output":false,"rssi":-59,"energy_wh":908.733}],"analysis":{"hint":"Use this data to plot power consumption over time, detect anomalies, or correlate with switch events.","exercises":["Calculate average power consumption","Find peak power usage and when it occurred","Detect patterns in on/off cycles","Correlate temperature changes with power usage","Build a simple prediction model for energy consumption"]}}