Fixed Type for filterWorkTime and sensorDirtyTime
Fixed Type for filterWorkTime and sensorDirtyTime

Before

{ state: 'cleaning',
  batteryLevel: 78,
  cleanTime: 925,
  cleanArea: 17.05,
  fanSpeed: 38,
  in_cleaning: 0,
  mainBrushWorkTime: 363402,
  sideBrushWorkTime: 363402 },

Now:

{ state: 'cleaning',
  batteryLevel: 78,
  cleanTime: 925,
  cleanArea: 17.05,
  fanSpeed: 38,
  in_cleaning: 0,
  mainBrushWorkTime: 363402,
  sideBrushWorkTime: 363402,
  filterWorkTime: 363402,
  sensorDirtyTime: 248889 },
aholstenson/miio