object.dataPerEvent

Type: object
The status and extra data for an object, per event. Useful when you pass in multiple events when rendering a chart.

For GA areas, have a look at this page.

{
  dataPerEvent: {
    eventKey1: {
      status: 'booked',
      extraData: { userId: '123' }
    },
    eventKey2: {
      status: 'free'
    }
  }
}