- delayedCall(
    fcn: any,
    defaultTimeout?: number,
): {
    schedule: any;
    call(): void;
    cancel(): void;
    delay(timeout?: number): void;
    isPending(): any;
    (timeout?: number): void;
} Parameters
- fcn: any
 OptionaldefaultTimeout: number
Returns {
    schedule: any;
    call(): void;
    cancel(): void;
    delay(timeout?: number): void;
    isPending(): any;
    (timeout?: number): void;
}