Dangerous code?

This is just an base64-encoded image in timthumb.php library.
https://wikipedia.org/wiki/Data_URI_scheme

You can try it yourself:
https://www.base64-image.de/
https://webcodertools.com/imagetobase64converter

Thanks, I didn’t think it was malware as this would need an eval() decoding function on the same line, but it is always nice to have confirmation from the author.