help with creating ent in shared

[SupinePandora43]

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local ArcadeTrain = ents.Create("gmod_subway_81-720") -- can be called only from server
function ArcadeTrain:InitializeSystems()
self:LoadSystem("Arcade_Systems") -- must be called from shared
end
ArcadeTrains:Spawn()
end

how can i do it?

[Spar]

You need either network this function to client or make a entity as folder/ent_subway.lua etc and write a function there