[NetMessageHandler]
public HookResult OnSource1LegacyGameEventOutgoing(OutgoingMessageContext<CMsgSource1LegacyGameEvent> ctx) {
return HookResult.Continue;
}| # | Label | Type | Name |
| 1 | optional | string | event_name |
| 2 | optional | int32 | eventid |
| 3 | repeated | CMsgSource1LegacyGameEvent.key_t | keys |
| 4 | optional | int32 | server_tick |
| 5 | optional | int32 | passthrough |