ValueType

 { 
 // Union field value 
can be only one of the following: 
 "stringValue" 
 : 
 string 
 , 
 "intValue" 
 : 
 string 
 , 
 "doubleValue" 
 : 
 number 
 , 
 "booleanValue" 
 : 
 boolean 
 , 
 "stringArray" 
 : 
 { 
 object (  StringParameterArray 
 
) 
 } 
 , 
 "intArray" 
 : 
 { 
 object (  IntParameterArray 
 
) 
 } 
 , 
 "doubleArray" 
 : 
 { 
 object (  DoubleParameterArray 
 
) 
 } 
 , 
 "booleanArray" 
 : 
 { 
 object (  BooleanParameterArray 
 
) 
 } 
 , 
 "jsonValue" 
 : 
 string 
 // End of list of possible types for union field value 
. 
 }