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'
}
}
}