Interface: ExtraData
Charting Library.ExtraData
Custom fields that your Broker API implementation attaches to a trading entity.
To show a custom field in an Account Manager column, reference it by its path in
AccountManagerColumnBase.dataFields, for example [['extra', 'riskLevel']].
Refer to Value formatters for more information.
Indexable
▪ [key: string]: any
A custom field. The key is the name you choose for it.