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=3508537032;3823334698
Mods=NeatUI_Framework;SurvivalMarketB42
These lines include the mod it requires, as its Steam page declares it:
- NeatUI Framework [B42] ·
NeatUI_Framework
| Workshop item | Subscribers | Declared in |
|---|---|---|
| [B42.21] Survivor Market3823334698 | 112 | description footer |