You may be able to view the video, (the sole evidence) if you go onto their website and quote PCN Number and car reg. However, they may still be in the Dark Ages, in which case, you can only view it at their premises.
Can you please post-up a GSV link to the exact location shown on the PCN photos, please. Yes, we can also look, but there are an awful lot of posts to be dealt with and our time is limited.