[Home](./index.md) > [@empathyco/x-components](./x-components.md) > [ExtraParamsXEvents](./x-components.extraparamsxevents.md) > [ExtraParamsChanged](./x-components.extraparamsxevents.extraparamschanged.md) ## ExtraParamsXEvents.ExtraParamsChanged property The Extra Params have been changed. Payload: The new extra params dictionary. **Signature:** ```typescript ExtraParamsChanged: Dictionary; ```