NSArray *rowsValuesArray = response.values;
    int CoulmnNumber = [response.columns count];
    NSArray *paths = NSSearchPathForDirectoriesInDomains(NSDocumentDirectory , NSUserDomainMask, YES);
    NSString *documentsDir = [paths objectAtIndex:0];
    NSString *root = [documentsDir stringByAppendingPathComponent:@"Export.csv"];
    //NSLog(@"Stored path of CSV :- %@",root);
    NSString *columnString = @"";
    NSString *rowString = @"";
    NSString *seperator = @"";

    for (int i = 0; i < CoulmnNumber; i++) {

        if(i < CoulmnNumber){
            seperator = @",";
        }
        columnString = [columnString stringByAppendingFormat:@""%@"%@", [(HeaderColumnStruct*)[response.columns objectAtIndex:i] Title],seperator];
    }
    columnString = [columnString stringByAppendingString:@"n"];

    int rowsCount = [rowsValuesArray count];
    for(int i=0;i<rowsCount;i++) {
        for(int j=0;j<[[rowsValuesArray objectAtIndex:i] count];j++) {
            NSString *seperator = @"";
            //unless its the last row of data, seperate it with a comma
            if(j < [rowsValuesArray count]-1){
                seperator = @",";
            }
            rowString = [rowString stringByAppendingFormat:@""%@"%@", [[rowsValuesArray objectAtIndex:i] objectAtIndex:j], seperator];
        }
        rowString = [rowString stringByAppendingString:@"n"];
    }
    NSString *combinedStr = [columnString stringByAppendingString:rowString];
    //NSLog(@"CSV cobnied String:- %@",combinedStr);
    [combinedStr writeToFile:root atomically:YES encoding:NSUTF8StringEncoding error:NULL];
    dispatch_async(dispatch_get_main_queue(), ^(void) {

        [[weakSelf.loadingAnimationViewCtrl view] setHidden:YES];
        [weakSelf createDocumentationInteractionControllerForFileURL:root];
    });