public Observable<Page<LabAccountInner>> listAsync(final String expand, final String filter, final Integer top, final String orderby) {
        return listWithServiceResponseAsync(expand, filter, top, orderby)
            .map(new Func1<ServiceResponse<Page<LabAccountInner>>, Page<LabAccountInner>>() {
                @Override
                public Page<LabAccountInner> call(ServiceResponse<Page<LabAccountInner>> response) {
                    return response.body();
                }
            });
    }
public Observable < Page < LabAccountInner > > listAsync ( final String expand , final String filter , final Integer top , final String orderby ) { return listWithServiceResponseAsync ( expand , filter , top , orderby ) . map ( new Func1 < ServiceResponse < Page < LabAccountInner > > , Page < LabAccountInner > > ( ) { @ Override public Page < LabAccountInner > call ( ServiceResponse < Page < LabAccountInner > > response ) { return response . body ( ) ; } } ) ; }
List lab accounts in a subscription.

@param expand Specify the $expand query. Example: 'properties($expand=sizeConfiguration)'
@param filter The filter to apply to the operation.
@param top The maximum number of resources to return from the operation.
@param orderby The ordering expression for the results, using OData notation.
@throws IllegalArgumentException thrown if parameters fail the validation
@return the observable to the PagedList&lt;LabAccountInner&gt; object