public Request browseFromAsync(final @NonNull String cursor, @Nullable CompletionHandler completionHandler) {
        return browseFromAsync(cursor, /* requestOptions: */ null, completionHandler);
    }
public Request browseFromAsync(final @NonNull String cursor, @Nullable CompletionHandler completionHandler) {
        return browseFromAsync(cursor,  null, completionHandler);
    }
public Request browseFromAsync ( final @ NonNull String cursor , @ Nullable CompletionHandler completionHandler ) { return browseFromAsync ( cursor , /* requestOptions: */ null , completionHandler ) ; }
Browse the index from a cursor.
This method should be called after an initial call to `browseAsync()`. It returns a cursor, unless the end of
the index has been reached.

@param cursor            The cursor of the next page to retrieve.
@param completionHandler The listener that will be notified of the request's outcome.
@return A cancellable request.
Browse the index from a cursor . This method should be called after an initial call to browseAsync () . It returns a cursor unless the end of the index has been reached .