/**
 * Get title of the label.
 * @param eventDataType Event data type of the event data object.
 * @param collection Collection the event data object is in.
 * @param index Index of the event data object in the collection.
 * @returns A string identifying the label.
 */
export declare const getLabelTitle: (eventDataType: string, collection: string, index: string | number) => string;