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Unreal Engine C++ API Reference > Plugins > NiagaraEditor > INiagaraMessageRegistrationHandle
References
| Module | NiagaraEditor |
| Header | /Engine/Plugins/FX/Niagara/Source/NiagaraEditor/Public/NiagaraMessageManager.h |
| Include | #include "NiagaraMessageManager.h" |
INiagaraMessageRegistrationHandle
&40;
const uint32 InTopicBitfield
&41;