smart meter reader

    {
      "id": "smartmeter_reader",
      "name": "Smartmeter Reader",
      "class": "LogWatcher",
      "file": "/home/pi/test/smartmeter.log",
      "attributes": [
        {
          "name": "1.7.0",
          "type": "number",
          "unit": "kW"
        },
        {
          "name": "1.8.0",
          "type": "number",
          "unit": "kWh"
        },
        {
          "name": "2.7.0",
          "type": "number",
          "unit": "kW"
        },
        {
          "name": "2.8.0",
          "type": "number",
          "unit": "kWh"
        }
      ],
      "lines": [
        {
          "match": "1\\.7\\.0\\(([0-9]+\\.[0-9]+)\\*kW\\)+",
          "1.7.0": "$1"
        },
        {
          "match": "1\\.8\\.0\\(([0-9]+\\.[0-9]+)\\*kWh\\)+",
          "1.8.0": "$1"
        },
        {
          "match": "2\\.7\\.0\\(([0-9]+\\.[0-9]+)\\*kW\\)+",
          "2.7.0": "$1"
        },
        {
          "match": "2\\.8\\.0\\(([0-9]+\\.[0-9]+)\\*kWh\\)+",
          "2.8.0": "$1"
        }
      ],
      "xAttributeOptions": []
    },