Improved extract - no line splitting required as regex can find multiple matches... returns a NSDictionary<NSString, NSNumber>

gistfile1.m

- (NSDictionary *)extract:(NSString *)sPayload
{
    NSError *regexError         = nil;
    NSString *sPattern          = @"MACRO_NET_WORK_TYPE_[0-9A-Z _]{1,}=[ ]{1,}'[0-9]{1,}'";
    NSRegularExpression *regex  = [NSRegularExpression regularExpressionWithPattern:sPattern
                                                                            options:NSRegularExpressionCaseInsensitive
                                                                              error:&regexError];
    if (sPayload == nil) {
        NSLog(@"Gimme some real food...");
        return nil;
    }

    if (regexError) {
        NSLog(@"Error initializing regex...");
        return nil;
    }

    NSMutableDictionary *dResult    = [NSMutableDictionary new];
    NSArray *aMatches               = [regex matchesInString:sPayload options:0 range:NSMakeRange(0, [sPayload length])];

    for (NSTextCheckingResult *match in aMatches) {
        NSString *sGotcha           = [sPayload substringWithRange:[match rangeAtIndex:0]];
        NSArray *aSplittedGotcha    = [sGotcha componentsSeparatedByString:@"="];
        [dResult setObject:[NSNumber numberWithInt:[[[aSplittedGotcha[1] stringByTrimmingCharactersInSet:[NSCharacterSet whitespaceCharacterSet]] stringByReplacingOccurrencesOfString:@"'" withString:@""]intValue]]
                    forKey:[aSplittedGotcha[0]stringByTrimmingCharactersInSet:[NSCharacterSet whitespaceCharacterSet]]];
    }

    return dResult.allKeys.count > 0 ? dResult : nil;
}