.withSignalName("simple")
.withSignalType(SignalTypeEnumeratedType.LEVEL)
.withIntervals( new Intervals()
.withIntervals( new Interval()
.withStreamPayloadBases( eiObjectFactory.createSignalPayload(
new SignalPayload( eiObjectFactory.createPayloadFloat(
new PayloadFloatType( 1.0f) ) ) ) )
.withDuration( new DurationPropType( new DurationValue( "PT1M" )) )
.withDtstart( new Dtstart(new DateTime( startDttm )) )
)
)