I am unable to install Simple press on Multisite. I tried to install on subdirectory as well as subdomain, none of them work.

My question is, if I subscribe for membership will you install simple-press on my multisite?

My system info:

WP Version                         4.4.2
WP Memory Limit               40 MB
WP Max Upload Size         100 MB
WP Debug Mode               No
Force SSL Admin              No

Server Software                 nginx/1.8.1
PHP Version                      5.6.17-3+deb.sury.org~trusty+1
MySQL Version                 10.1.11
PHP Post Max Size           100 MB
PHP Max Input Vars           1000
PHP Time Limit                  300
Upload Max Filesize          100 MB
Display Errors                    No
SUHOSIN Installed            No
JSON Decode                   Yes
cURL Enabled                   Yes
fsockopen Enabled           Yes
OpenSSL Enabled            Yes