PropsAndChildRecord<string, unknown>PropsAndChildBrowserContentPropsBrowserDefinitionPropsEditorAddTrackButtonPropsEditorRedoButtonPropsEditorRemoveButtonPropsEditorSplitButtonPropsEditorUndoButtonPropsTimelineClipPropsTimelineTrackPropsPropertieschildrenchildrenchildren: ReactElement<Record<string, unknown>, string | JSXElementConstructor<any>>