Listing 1. Example JSON serialization of a pending hourly environmental record stored in the Fog-level buffer.

{               “recordId”: “ENV-JSH6UGB4AZ-20250618T100000Z”,                “recordType”: “ENVIRONMENTAL”,                “sourceNodeId”: “JSH6UGB4AZ”,                “farmId”: 1,                “fieldId”: 4,                “monitoringCellId”: “CELL-017”,                “observedAt”: “2025-06-18T10:00:00Z”,                “bufferedAt”: “2025-06-18T10:00:06Z”,                “packetSequenceNumber”: 1842,                “payload”: {                    “temperatureC”: 27.4,                    “relativeHumidityPct”: 54.2,                    “pressureHpa”: 1008.6,                    “illuminanceLx”: 718.0,                    “soilMoisturePct”: 31.7                },                “transferStatus”: “PENDING”,                “retryCount”: 0 }