tesst

test.m

    AFHTTPRequestOperationManager *manager = [[AFHTTPRequestOperationManager alloc] init];
    
    AFHTTPRequestOperation *op = [manager GET:requestURLString parameters:parameter success:^(AFHTTPRequestOperation *operation, id responseObject) {
        NSDictionary *dic = [NSJSONSerialization JSONObjectWithData:responseObject options:NSJSONReadingAllowFragments error:nil];
        DDLog(@"%@", dic);
        
        block(dic);
        
    } failure:^(AFHTTPRequestOperation *operation, NSError *error) {
        NSLog(@"%@", [error description]);
        failureBlock();
    }];
    
    op.responseSerializer = [AFHTTPResponseSerializer serializer];
    
    [op start];
/*
    AFHTTPRequestOperationManager *manager = [[AFHTTPRequestOperationManager alloc] init];
    manager.responseSerializer = [AFHTTPResponseSerializer serializer];
    
    [manager GET:requestURLString parameters:parameter success:^(AFHTTPRequestOperation *operation, id responseObject) {
        NSDictionary *dic = [NSJSONSerialization JSONObjectWithData:responseObject options:NSJSONReadingAllowFragments error:nil];
        DDLog(@"%@", dic);
        
        block(dic);
        
    } failure:^(AFHTTPRequestOperation *operation, NSError *error) {
        NSLog(@"%@", [error description]);
        failureBlock();
    }];
*/