NSString *packageInfo = @"ABBQO+oYAAABAAAAcccgOXMA07JgVWPGaZm9ZxAAAADnGpepZahT9IkJjn90+1qgyAZGC97drCqlsTTsl7+G/YT+d+E+ACBm9kyaSOrQp1OELVdtMZzhXlKh4Z8Ce4ZLxWYAE+MqbNM69zwPC2XWuSHrO6U=";

        NSString *appIdid = @"wxb97v0ffcdb1a2949";

        NSString *merchantId = @"1674665559";

        // URL 编码方法

        NSString *encodedPackageInfo = [packageInfo stringByAddingPercentEncodingWithAllowedCharacters:[NSCharacterSet URLQueryAllowedCharacterSet]];

        NSString *encodedAppId = [appIdid stringByAddingPercentEncodingWithAllowedCharacters:[NSCharacterSet URLQueryAllowedCharacterSet]];

        NSString *encodedMerchantId = [merchantId stringByAddingPercentEncodingWithAllowedCharacters:[NSCharacterSet URLQueryAllowedCharacterSet]];

        // 生成最终的 query

        NSString *query = [NSString stringWithFormat:@"mchId=%@&appId=%@&package_info=%@", encodedMerchantId, encodedAppId,encodedPackageInfo];

        [[WeChatManager sharedManager]startWeChatBusinessViewWithBusinessType:@"requestMerchantTransfer" query:query completion:^(BOOL success, NSString * _Nullable extMsg, NSError * _Nullable error) {

            if (success) {

                // 请求成功，打开商户视图

                NSLog(@"成功打开商户视图，返回的数据: %@", extMsg);

            } else {

                // 请求失败，处理错误

                NSLog(@"打开商户视图失败，错误: %@", error.localizedDescription);

            }

        }];