Sample Engine Signal K delta message

engine_delta.json

{
  "updates": [
    {
      "values": [
        {
          "path": "propulsion.engine.oilTemperature",
          "value": 300.1
        },
        {
          "path": "propulsion.engine.exhaustTemperature",
          "value": 460
        }
      ]
    }
  ]
}