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=3825977528
Mods=AllAtOnce
| Workshop item | Subscribers | Declared in |
|---|---|---|
| All At Once3825977528 | 30 | description footer |