structure 
    double value 0
    structure alarm
        int severity 0
        int status 0
        string message 
    structure timeStamp
        long secondsPastEpoch 0
        int nanoSeconds 0
        int userTag 0
    structure display
        double limitLow 0
        double limitHigh 0
        string description 
        string format 
        string units 
    structure control
        double limitLow 0
        double limitHigh 0
        double minStep 0
structure 
    structure value
        int index 0
        string[] choices [1,2,3,4]
    structure alarm
        int severity 0
        int status 0
        string message 
    structure timeStamp
        long secondsPastEpoch 0
        int nanoSeconds 0
        int userTag 0
testAlarm
 message testMessage severity MAJOR status CLIENT
testTimeStamp
testControl
 low 1.000000 high 10.000000
testDisplay
 low -10.000000 high -1.000000
testEnumerated
index 0 choice 1 choices 1 2 3 4
index 2 choice 3
doubleRecord
structure 
    double value 0
    structure alarm
        int severity 2
        int status 7
        string message testMessage
    structure timeStamp
        long secondsPastEpoch 0
        int nanoSeconds 0
        int userTag 32
    structure display
        double limitLow -10
        double limitHigh -1
        string description testDescription
        string format %f10.0
        string units volts
    structure control
        double limitLow 1
        double limitHigh 10
        double minStep 0
enumeratedRecord
structure 
    structure value
        int index 2
        string[] choices [1,2,3,4]
    structure alarm
        int severity 0
        int status 0
        string message 
    structure timeStamp
        long secondsPastEpoch 0
        int nanoSeconds 0
        int userTag 0