DurationNanos Property

Signed fractions of a second at nanosecond resolution of the span of time. Durations less than one second are represented with a 0 Seconds field and a positive or negative Nanos field. For durations of one second or more, a non-zero value for the Nanos field must be of the same sign as the Seconds field. Must be from -999,999,999 to +999,999,999 inclusive.

public int Nanos { get; set; }