i installed it without any issue, but i just uncompress the zip file nothing more.
here it is what i found:
visual composer 4.3.1
duplicator 0.5.4
in MySQL here is the code snippet...
[vc_raw_html]JTNDYSUyMGNsYXNzJTNEJTIyc2VydmljZS1saW5rJTIyJTIwdGl0bGUlM0QlMjJJJTIwd2FudCUyMGElMjBXZWJzaXRlJTJDJTIwV2Vi...[/vc_raw_html]
here it is how to get a clean content... so firstly uncoded with MIME base64 and next rawurldecde.
rawurldecode(base64_decode(strip_tags($content)));