public override int GetHashCode() { unchecked { int hashCode = base.GetHashCode(); hashCode = (hashCode * 397) ^ (Csr?.GetHashCode() ?? 0); hashCode = (hashCode * 397) ^ (HighestCsr?.GetHashCode() ?? 0); hashCode = (hashCode * 397) ^ MeasurementMatchesLeft; hashCode = (hashCode * 397) ^ PlaylistId.GetHashCode(); return(hashCode); } }