template.json

{
 "field1" : {"$str": { "minlength":2,"maxlength":64 } },
 "field2" : "value2",
 "field2c" : { "$choose" : [ 1,2,3,4,5,6,7 ] },
 "field3c" : { "$optional" : { "percent":0.5, "value": { "$choose" : [ "blah","yada" ] }}},
 "date1" : { "$date" : { "min":"2000/01/01", "max":"2015/31/12"} },
 "date2" : { "$date" : { "fwd":"10d", "bck":"1m"} },
 "field3" : 1,
 "intfield" : "$int",
 "obj1" : { 
     "field1" : "value1",
     "field2" : 2,
     "stateAbbr" : { "$propfile" : { "choose":"us.state-abbreviations" } },
     "state" : { "$propfile" : { "file":"adr.properties","choose":"stateNames" } }
  },
 "arr" : [
    1,2,3,4 ],
 "arr2": { "$array" : { "element" : { "$str":{}}}},
 "arr3": { "$array" : { "element" : { 
          "fld1":{"$str":{}},
          "fld2":2,
          "fld3":{"$date": { "fwd":"10d","bck":"1d"}}
      } } }
}