将Base64视频上传到Parse.com - Javascript

I'm trying to get my base64 video data to save to Parse.com. I'm using the same technique for images and it works fine, but video will not save for some reason. I've have been trying to debug this issue for weeks with no success. I basically copied the technique/code after I had images working this way... using base64 I figured it would be more or less work the same...I'm trying to get my base64 video data to save