[UFUNCTION](Programming/UnrealArchitecture/Reference/Functions)(BlueprintCallable, Category=FRigVMUserWorkflowRegistry) int32 RegisterProvider ( const [UScriptStruct](API\Runtime\CoreUObject\UObject\UScriptStruct) * InStruct, [FRigVMUserWorkflowProvider](API\Plugins\RigVMDeveloper\FRigVMUserWorkflowProvider) InProvider )