Total shared contribution required for completion.
This numeric value (float) belongs to FInteractionRuntimeMultiParticipantSharedThresholdSettings under InteractionRuntime|MultiParticipant|SharedThreshold.
Designers configure this value in the owning asset or object details panel, while Blueprint logic can read the resolved value at runtime.
UPROPERTY(EditAnywhere, BlueprintReadOnly, Category = "InteractionRuntime|MultiParticipant|SharedThreshold", meta = (ClampMin = "0.01"))
float CompletionThreshold = 1.0f;