Add it to your server
In your server's .ini file (servertest.ini by default), add these to the existing WorkshopItems= and Mods= lines, separated by a semicolon (;).
WorkshopItems=3820421584
Mods=ViewpointHorseSolid
| Workshop item | Subscribers | Declared in |
|---|---|---|
| Project Viewpoint - Solid Horses3820421584 | 2,039 | description footer |